EDUKASI CAMPUS

EDUKASI CAMPUS

Why Some People Don't Like Fruits and Vegetables?


From diets to lose weight to special diets to overcome a disease, fruits and vegetables are foods that are never missed. The benefits of fruits and vegetables are abundant, but many people do not like to eat them.

What is the real cause of not liking to eat vegetables and fruit and are there any negative effects of this habit? Check out the answer in the following review.

What causes people don't like fruits and vegetables?

The dislike of fruits and vegetables is not just a matter of taste.

A team of researchers from the University of Kentucky, USA, suspect that there are certain genes that make vegetables taste more bitter for some people.

Humans have two copies of a taste gene called TAS2R38. This gene interacts with certain proteins in the nodules of the tongue, causing a bitter taste.

There are two variants of the TAS2R38 gene, namely AVI and PAV.

Itchy Throat? Know the Cause and How to Overcome It


Everyone may have experienced an unpleasant feeling in the throat such as burning, pain, and itching. Symptoms like this can be accompanied by other disorders such as pain when swallowing, fever or dry cough. An itchy, dry throat can be caused by inflammation around the throat and obstructions in the airways. Based on the cause, overcoming an itchy throat can be done in various ways.

The main cause of itchy throat

You can deal with an itchy throat by knowing in advance what the cause of this symptom is. That way, the treatment that can be done can be adjusted to the cause and symptoms will be more easily resolved.

1. Post-nasal drip

Post nasal drip is a condition in which too much mucus is produced in the upper airways. This condition causes a sensation like phlegm to accumulate in the throat, making it itchy. Post nasal drip is usually caused by allergic rhinitis, a cold or the flu that lasts a long time.

2. Sore throat

Sore throats are generally caused by viral infections such as colds and flu. Itchy throat can arise from inflammation of the infected part of the throat.

Inflammation can occur in the area of ​​the tonsils (tonsillitis), vocal cords or larynx (langitis), and the valve epiglottis (epiglottitis). In addition, inflammation in the throat can also be caused by infection with the Streptococcus bacteria, this condition is also known as strep throat.

3. Allergies

An itchy throat can be a symptom of an allergic reaction that occurs when you are exposed to a triggering substance. Food, dust, animal dander, pollen, or medications can be allergens or a source of allergies.

Understanding the Effects of COVID-19 on Children and Babies


For the past few years, the world's attention has been focused on the 2019 Coronavirus disease (COVID-19) pandemic which has claimed the lives of millions of people. The disease caused by the coronavirus (SARS-CoV-2) does not only affect adults, but also children and infants around the world. However, what is the effect of COVID-19 on children and infants?

The number of cases of COVID-19 in children is increasing

Parents must be worried about the global COVID-19 pandemic since the beginning of 2020.

How not, the pandemic that occurred because of the SARS-Cov-2 infection has made hundreds of people suffer and even died.

Moreover, the SARS-Cov-2 virus also continues to mutate to give rise to various new variants, for example the Delta variant COVID-19 or the Lambda variant COVID-19 which is said to be able to spread faster.

The GMC Sierra 1500 receives a facelift in 2022, as well as improved technology and a truly luxurious Denali trim level


  • The GMC Sierra 1500 receives a facelift for 2022, with the most significant changes taking place on the inside.
  • The Sierra's interiors have been upgraded by GMC, with larger digital displays and more luxurious materials, particularly on higher-trim models.
  • The new Sierra 1500 will go on sale early next year, with prices ranging from approximately $32,000 to more than $80,000.

The look on our grandfather's face if he took a peek inside some of today's most luxurious full-size pickup trucks, which are increasingly resembling luxury automobiles, and which now include the completely redesigned 2022 GMC Sierra 1500, is hard to imagine.

Listed for auction is a 1967 Porsche 912 that has been lovingly restored by its original owner


  • Currently available for purchase on Bring a Trailer is not only a Porsche 912, but also the story of the man who cherished the vehicle.
  • It was purchased by George Vaccaro in 1967 as a means of traveling around Europe on a budget. His feelings for the 912 became deeply ingrained in him, and he and his wife decided to ship it back to the United States, where it was given the nickname "the Gray Fox" and served as a daily driver for decades.
  • On Thursday, October 28, the auction will conclude, and bidding has already surpassed $80,000 as of October 24. In April of this year, Vaccaro passed away at the age of 80, and his family is hoping to find a buyer who will be willing to keep this vehicle alive in the same manner that he did all those years.

There aren't many 1967 Porsche 912 coupes still on the road, and none of them have the kind of backstory that auction lot #58316, which is currently available on Bring a Trailer, has. As this beautifully produced video accompanying the auction listing explains, this is the story of a man who loved his car so much that he couldn't bear to part with it more than 50 years ago.


Rather than renting a car while on a 10-country European vacation in 1967, George Vaccaro decided to purchase a new Porsche—which cost $4515 with options at the time—and drive it across the continent. The plan was for him and his wife to sell the car at the end of the trip for a price that would allow them to make a profit on the transaction. However, after seeing and experiencing everything that the Porsche 912 had to offer, the plan was changed, and the Porsche ended up in the United States, where it served as a daily driver for many years.

The Skyactiv-X hybrid system is expected to be included in the next-generation Mazda Miata


  • Mazda has previously stated that the next-generation Miata will be electrified, and now Autocar is reporting that the sports car will be equipped with a mild hybrid powertrain.
  • This vehicle will be equipped with the Skyactiv-X engine, which is designed to maximize fuel efficiency while also increasing torque output, according to Autocar.
  • The next Mazda Miata is expected to arrive in the mid-2020s, according to the company.

Mazda confirmed to Car and Driver earlier this year that the venerable MX-5 Miata would receive some form of electrification when the next generation of the vehicle is introduced in 2019. In a new report from Autocar, the publication claims that the next Miata's powertrain will be powered by Mazda's novel Skyactiv-X engine, which will operate in a mild-hybrid configuration. The next Miata is expected to debut sometime during the second half of this decade.

The Skyactiv-X engine made its debut in the European market in late 2019 under the hoods of the Mazda 3 and Mazda CX-30 crossover vehicles. Mazda had promised that this engine family would be available in the United States soon, but its arrival was delayed until early 2020, and we haven't heard anything new about its availability in the United States since the outbreak of the COVID-19 virus began in the country. Skyactiv-X is equipped with spark-controlled compression ignition, a sophisticated technology that improves both efficiency and performance at the same time.


If Mazda is successful in getting the Skyactiv-X engine certified in the United States, the next Miata will almost certainly retain its four-cylinder engine, albeit with a small supercharger added to help squeeze more air into the cylinders when the engine is using spark-controlled ignition (as is currently the case). However, given Mazda's commitment to electrifying its entire lineup by 2030, the Miata will almost certainly be equipped with the belt-driven mild-hybrid system found in the most recent versions of the Skyactiv-X available in Europe, according to Automotive News.

Comparing the 2023 Chevrolet C8 Corvette Z06 to the C8 Stingray is important


  • The Chevrolet C8 Corvette Z06 is the first high-performance version of the C8 Corvette, and you might be wondering what you get for the roughly $30,000 premium over the base Stingray coupe.
  • The most significant difference between the Z06 and the base Stingray is the completely redesigned engine, which increases the Corvette's horsepower from 490 to 670 and increases its redline from 6450 rpm to an insane 8600 rpm.
  • There are other ways in which the Z06 is simply larger: the body width, wheels and tires, brakes, and rear wing are all larger than they were on the previous model.

Chevrolet will release a few high-performance C8 Corvette models in the next couple of years, including the Corvette Z06. Because it is the first of these vehicles to hit the market, we anticipate that it will provide pure driving enjoyment. There are some significant differences between the Z06 and the base C8 Stingray, as well as some minor differences, but we'll go over them all to explain how the Z06 elevates the mid-engine sports car to a higher level of performance.

Engines

The C8 Stingray, which debuted in 2020, was the first Corvette to be built on a mid-engine platform. An eight-speed dual-clutch automatic transmission is mated to a naturally aspirated 6.2-liter V-8 that produces 490 horsepower and 465 pound-feet of torque (495 horsepower and 470 pound-feet with the Z51 Performance package), and the vehicle is equipped with all-wheel drive. We were able to accelerate the C8 Stingray from zero to sixty miles per hour in 2.8 seconds on the way to a quarter-mile time of 11.2 seconds at 122 miles per hour. A brand-new engine was developed specifically for the Z06, and it is a 5.5-liter V-8 with a flat-plane crankshaft that is naturally aspirated and has double overhead cams. It generates 670 horsepower and 460 pound-feet of torque, making it the most powerful free-breathing V-8 engine ever installed in a road car, according to the manufacturer. It sends all of that power to the eight-speed DCT, but it has a shorter final-drive ratio than the previous generation. It will get better. The 5.5-liter engine, dubbed the LT6, can rev all the way up to 8600 rpm and produces a roaring sound. The fuel cutoff for the Stingray's 6.2-liter V-8 engine is set at 6500 rpm. The LT6 is expected to be fitted with a pair of turbochargers in the upcoming ZR1 variant, increasing power to well over 800 horsepower.

Chassis

The Z06's control-arm suspension has been specially tuned by Chevrolet, and magnetorheological dampers are included as standard. On the Stingray, they were $1895 each. Additionally, an electronically controlled limited-slip differential, which is also available as an option on the Stingray, is included as standard.

Because the Z06's brakes are 1.2 inches larger than the Brembos included in the Stingray's Z51 package, and the Z06's front calipers have six pistons, as opposed to the Stingray's four pistons, the Z06's brakes provide better stopping power. The Z06's track-focused Z07 package includes carbon-ceramic rotors, which are an industry first.

Corvette Stingrays have tires with dimensions of 245/35 up front and 305/30 out back, while the Z06's rubber has dimensions of 275/30 up front and 345/25 out back. In addition to Brembo brakes and Michelin Pilot Sport 4S tires, the C8 Stingray's optional Z51 Performance package includes Michelin Pilot Sport 4S tires. Although carbon-fiber wheels and Pilot Sport Cup 2 R tires, which were specifically designed for the Z06, are standard on Z06s at the front and rear, carbon-fiber wheels and Pilot Sport Cup 2 R tires, which were specifically designed for the Z06, are also available. The Z06 is 3.6 inches wider than the C8 Stingray, allowing it to accommodate the larger tires.

Some Z06s have a large rear wing, which you'll notice if you look closely. That package, which includes not only numerous other performance options but also aerodynamic tweaks such as the wing, as well as a front splitter and canards, which aid in cornering and stability, is installed on those vehicles. Cars that are not equipped with this package have a smaller adjustable spoiler than those that are. The front fascia is different from the Stingray's in that it allows air to feed into a center heat exchanger that better cools the powertrain. There is also more brake cooling, and the rear is also different from the Stingray's in that it has center quad-exit exhaust tips instead of the Stingray's. Its side air intakes have also been increased in size.

The 2023 Chevrolet Corvette Z06 delivers 670 horsepower from a naturally aspirated engine


  • The 2023 Corvette Z06 is finally here, powered by a new 5.5-liter V-8 engine with a flat-plane crankshaft.
  • It is equipped with an eight-speed dual-clutch automatic transmission and produces 670 horsepower and 460 pound-feet of torque.
  • Production is scheduled to begin in the summer of 2022.

Tadge Juechter, Corvette executive chief engineer, is forthright about the real reason why America's sports car was redesigned with a mid-engine layout: "When we went mid-engine, the justification for it was that it wasn't the standard car." However, while the mid-engine architecture works well for the 10Best-winning Stingray, the larger motivation for a new platform with the engine in the middle is the 2023 Corvette Z06, a winged wide-body supercar that is aimed squarely at the enthusiast's hearts.

As Juechter explains, "the higher-horsepower cars benefit the most from having all of that traction in the back." As for power, its 670 horsepower double overhead cam (DOHC) 5.5-liter V-8 is the most powerful naturally aspirated V-8 ever installed in a production vehicle, surpassing the 622-horsepower 6.2-liter firebreather that powered the 2014 Mercedes-Benz SLS AMG Black Series.

Because it sounds like Recaro suddenly appearing with a saddle when a naturally aspirated engine is introduced in today's turbocharged and electrified world, it's likely that you haven't heard the 9000-rpm call to prayer from the Porsche 911 GT3's 4.0-liter flat-six engine. When Chevrolet introduced the previous Z06, supercharging increased power. However, the company received significant feedback suggesting that the Z06 should return to the purity of the high-revving LS7 from the gen-six Corvette. Going naturally aspirated is for drivers who understand the difference and crave a unique sound experience as well as a direct connection that turbocharged and hybrid vehicles simply cannot provide. There is no manual transmission; Chevrolet did not go that far and instead opted for an eight-speed dual-clutch automatic transmission. While we haven't had a chance to get behind the wheel of the Z06, we have heard its engine. It caused the hair on the back of our necks to stand on end. If it doesn't have the same effect on you, we recommend that you ask for Highlights for Children during your next dental appointment. Tony Quiroga is the author of this piece.

The LT6 is introduced

Chevrolet claims that the new LT6 engine in the Z06 is a completely new design, and for the most part, they are correct. However, there is one specification that remains the same: the 4.4-inch bore center. In all Chevy small-block V-8s, this dimension, which defines the distance between the piston centers within a cylinder bank, is shared by the piston centers. Even the last DOHC engine to power a Corvette, the LT5 from the C4 ZR1, which featured a Lotus-designed head, had 4.4-inch bore center spacing.


It doesn't matter that LT6 is an engine code that was shared with a 4.3-liter V-6 Oldsmobile diesel that was only available for a short time. The new LT6 is a machine that will go down in history. Every engine will be put on a dyno and run through a 20-minute break-in period before being tested to ensure it is operating as advertised before being installed in a new Z06. This will be a first for General Motors.

There is a 670-horsepower rating and a 460-pound-feet of torque rating for the engine, with the horsepower peaking at 8400 rpm, which is right around the 8600-rpm fuel cut. It is no coincidence that Ferrari V-8s produce their maximum power right at the redline. More revs equal more power in the LT6, and the engineering team will squeeze every last rpm out of the engine.

To develop a new engine with a short stroke and a large bore in an industry obsessed with electrification and efficiency is risky, but General Motors is taking a chance. The cylinder's internal dimensions are 104.25 millimeters by 80.0 millimeters, resulting in a displacement of 5.5 liters on paper. In this case, the compression ratio is 12.5:1. The brake mean effective pressure is in excess of 1400 kilopascals, which is great news for the engine geeks.

Despite the fact that the C8 team could have easily installed a pushrod V-8 with a blower on top, a supercharged engine does not have the same character as a flat-plane-crank engine. In the course of development, General Motors swapped out its Ferrari 458 for the turbocharged 488, and the team agreed with our assessment that some of the magic had been lost. As a result, they purchased another 458.

Range Rover will introduce a third-row seating option in 2022, with a plug-in hybrid model to follow


  • The Range Rover will be available in standard and long wheelbase configurations with seating for four, five, or seven passengers starting in 2022.
  • Four-wheel steering is now included as standard equipment across the entire lineup.
  • The Range Rover SE, Autobiography, and First Edition models for 2022 are now available for order, with deliveries beginning in the spring of that year.

"Jaguar Land Rover has extended its ongoing powertrain collaboration with BMW Group for the joint development of state-of-the-art V-8 petrol engines," a Land Rover representative confirmed to Car and Driver. "Jaguar Land Rover has confirmed that the 4.4-liter V-8 is sourced from BMW."

According to Gerry McGovern, Jaguar Land Rover's chief creative officer, "Range Rover is not about radical change for the sake of radical change." Despite the fact that a new Range Rover is only introduced once every decade (a period that is significantly longer than the typical product cycle), the all-new 2022 Range Rover appears to be a continuation of the current model. However, the new Rover is packed with a slew of innovative features. To start, there will be a three-row version of the vehicle, putting it on an equal footing with competitors such as the Mercedes-Benz GLS, BMW X7, Cadillac Escalade and Lincoln Navigator for the first time in the model's history. The seven-seat Range Rover has a long-wheelbase body style and is expected to be particularly popular in the United States, where one in every four existing Land Rover customers has expressed an interest in such a vehicle, according to Land Rover.

Both versions have gained approximately three inches between the axles, with the standard wheelbase now measuring 118 inches and the overall length measuring 199 inches, and the long-wheelbase version measuring eight inches longer in both measurements than the standard wheelbase. The wheels measure up to 23 inches in diameter. As McGovern puts it, "the design of the new Range Rover is clean and simple; it is not overburdened with excessive line work." As was previously mentioned, the profile view features an elegantly curving roofline, an uninterrupted beltline, and a rising sill line. The new version, according to McGovern, "is about taking out, not adding in," as opposed to the previous version.

In order to achieve this, the molding at the base of the windows has been removed, the door handles have been flush-mounted, and the glazing has been flush-mounted. Until they are illuminated, the taillights are nothing more than a series of black vertical elements. Because of these flush elements, as well as the new vertical creases at the rear corners, active aero elements, and a suspension that lowers itself automatically at highway speeds, the Range Rover has a coefficient of drag of 0.30, which represents a 12 percent improvement over the previous model.

SV trim (which will be available starting with the 2023 model year) will feature ceramic knobs and switchgear (available in white or anthracite), wool-blend upholstery, and marquetry wood veneers in a mosaic pattern, according to Range Rover. With two design themes to choose from, the SV can be described as Serenity with a copper-colored roof and matching accents on the wheels and grille surround or Intrepid with a black trim and anthracite gray as an accent color.

With a 13.1-inch central touchscreen running JLR's Pivi Pro operating system, which includes haptic feedback and Amazon Alexa integration, as well as wireless Apple CarPlay and Android Auto, the new Range Rover's interior is more luxurious than ever. In front of the driver is a new 13.7-inch digital instrument cluster with a configurable display that can be customized. In addition to active noise cancellation, the 1600-watt Meridian sound system, which is exclusive to the Autobiography and First Edition models, includes 35 speakers, including speakers built into the headrests. Perhaps the ultimate luxury is to be able to: The optional cabin air purification system is capable of filtering pathogens such as SARS and Covid. Power Assisted Doors, which are available as an option and can be controlled via the touchscreen, will make entering and exiting the Range Rover easier starting next year.

Honda Civic Si Race Cars to Make an Appearance at the SEMA Show in 2021


In a press release issued today, Honda announced that it will exhibit not one, but two race-car concepts based on the new Civic Si sedan at the SEMA show in Las Vegas this year. The first car, designated as the HPD Honda Civic Si, is a turnkey factory race car designed to compete in the SRO TC Americas series. The second car, designated as the HPD Honda Civic Si, will compete in the SRO TC Americas series. The other is a one-of-a-kind vehicle built by a group of Honda engineers with the goal of competing in the 25 Hours of Thunderhill race scheduled for December in California.

HPD Honda Civic Si will represent the company's next generation of grassroots racing, replacing the wildly popular Civic Si TCA, which was a great deal of fun to drive. In accordance with the SRO TC Americas rulebook, it is constructed entirely of white plastic and is crammed with all of the safety and performance equipment required to compete on the track. When it comes to drivetrain upgrades, there's a tune for the 1.5-liter turbo inline-four, a strengthened fourth gear, a specialized exhaust, and a limited-slip differential designed for racing. Among the other upgrades are Bilstein dampers, Eibach coil springs, adjustable control arms, Wilwood rotors with six-piston calipers up front, and adjustable control arms.


With similar safety equipment but significantly more drivetrain modifications, the one-off Si intended to compete in this year's 25 Hours of Thunderhill is slightly more customized. A new engine tune, an oil cooler, a larger radiator, a titanium exhaust, a custom transmission gearset, and specific engine mounts are some of the features of the car, which was assembled and raced by engineers from across the company's divisions. There are Paragon brakes all over the place, along with Pagid endurance racing pads that are cooled by custom brake ducts. The dampers are KW competition units, and they are paired with H&R coil springs that are designed for racing. The car is also equipped with custom-made forged wheels, an aerodynamic vented carbon hood, and custom-made LED exterior lights.

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