مقالات بها 400-600 كلمة

Over the years, numerous animal and bird species have become extinct. However, it is rare for the entire world to witness one as it is happening. This could very well be the case with the northern white rhinos given that there are currently only five known specimens left. What's worse is that only one, a 42-year-old named Sudan is male! If he passes away without producing an offspring, the rhino sub-species will soon disappear....

As gaming moves from just a casual pastime to becoming a more significant part of our lives, researchers are getting increasingly curious to find out how it affects learning. A 2011 Michigan study indicated that playing video games sparks imagination and fosters creativity. A more recent study concluded that gamers have better visual skills and other cognitive abilities. Now there is some evidence that gaming not only augments visual skills, but also, helps speed up the learning process....

On Sunday May 10th, the approximately 85 million moms that reside in the United States will celebrate Mother's Day. This means a one-day role reversal, where moms get to enjoy all the things kids take for granted - like sleeping in and getting fed. While the special woman in your life is bound to be grateful for making her day special, so will the officials of the United States....

A team of scientists from California's Stanford University recently announced that they may have accidently stumbled on a way to reprogram certain cancerous cells to turn against their own! The breakthrough came about when the group led by Ravi Majeti was researching Acute lymphocytic leukemia (ALL) cancer cells....

At first sight, Elana Schlenker's pop-up store, Less Than 100, which was open in Pittsburgh during the month of April appeared just like any other gift store. However, when shoppers went to pay, they were in for a surprise. That's because while men paid full price, women received a 24% discount....

Researchers recently reported the discovery of three new species of dragons in the Andean cloud forests of Ecuador and Peru. However, don't run for cover yet, for these are not fire-breathing beasts that kidnap fair maidens and battle knights in shining armor. Instead, they are just tiny wood lizards that are often referred to as 'miniature dragons' thanks to their close resemblance to the mythical creatures....

Every year, bulldogs from across the country make their way to Des Moines, Iowa to participate in Drake University's "beautiful bulldog" contest. In addition to the bragging rights that come with the title, the winner also gets to serve as the mascot of the prestigious Drake Relays - the nation's second oldest track event....

For the casual visitor, Teller Lake in Boulder, Colorado looks like a delightful fishbowl filled with thousands of gorgeous orange, black, and white goldfish floating around. However, to the Colorado Parks and Wildlife Department they are a group of invasive species that could end up disrupting the lake's entire ecosystem if not removed soon....

Water, foam, sand, blankets, and even baking soda are well-known solutions to putting out flames. But sound waves? That has to be a first. But that is exactly what two young engineers from George Mason University are using to douse small fires....

While the sight of an 18-ton subway car being dumped into the Atlantic Ocean may appear like an ecological disaster, it is quite the opposite. Instead of harming marine life, the sturdy steel structures submerged deep into the Atlantic Ocean have transformed into perfect artificial reefs that provide comfortable homes for all kinds of sea creatures....

Over the past few years, researchers have come up with many innovative ways to use human kinetic energy - from powering soccer fields to playgrounds and classroom lights. Now some scientists want to take it to the next level with a new fabric that harnesses everyday motion to power personal devices!...

On Thursday, April 2nd, the world rejoiced at the news that Iran had reached a tentative agreement with United States and five other world powers to limit its nuclear program. The landmark deal that was announced from Lausanne, Switzerland has been in the works for over two years....

This is a tale of two friends - one is blind, the other, a double amputee. On their own, the two are "disabled". But together, they are a formidable force that have transformed the plains north of Yeli Village in North China's Hebei Province from a wasteland to a lush, green, tree-filled stretch of land. Meet 53-year-old Chinese residents Jia Haixia and Jia Wenqi!...

Did you know that nature's deadliest predator is probably lurking in your neighborhood? Odds are, you may be even harboring it in your home. Confused? We are talking about your pet cat. Though they may appear cuddly and innocent, they are known to wreak havoc on their local ecology, killing birds, small mammals, and reptiles at an alarming rate....

The recent worldwide debate about the color of a dress has piqued the public's interest in illusions. While there are many that are making their rounds, the most fascinating is one created by researchers at Boston's Massachusetts Institute of Technology (MIT) in 2007. In addition to being fun, it apparently also serves as a vision test....

What's more magical than being at a Disney theme park? How about being at one where everything from tickets to park itinerary, fast passes, and even dinner reservations, is taken care of before you even enter the park. Sounds too good to be true? Then you have not met Disney's incredible MagicBands!...

If you are like most people, chances are that you have experienced déjà vu. French for ‘already seen’, it is that thrilling yet eerie feeling that you have encountered a situation or been to a place before, knowing fully well that it is not the case. For most people, the feeling is sudden and fleeting. But for a 23-year-old British resident it became a prolonged affair that lasted for over eight years....

On April 1st, California's Governor Jerry Brown did what his predecessors have been doing for over 65 years - trek to Echo Summit in the Sierra Nevada Mountains to measure the snowpack. The only difference? Instead of ski gear he was wearing a light windbreaker and hiking shoes. That's because for the first time since the tradition began there was no snow to ski upon....

Brace yourselves - It's almost April 1st, the one day of the year when pulling a light-hearted prank is not frowned upon. Also known as April Fool's Day, the origins of this fun tradition are a little sketchy. Some believe that the light-hearted fun began in 1852 when the world transitioned from the Julian calendar (which began the New Year in April) to today's Gregorian calendar. Others think it was to celebrate the change of seasons....

Most of us could probably survive without spinach, kale, or broccoli, but a world without chocolate? Now that would be hard! But if some of the world's largest candy manufacturers are to be believed, it could happen if we don't act soon....

The Nordic country of Finland has always been at the forefront of education reform. Finnish students don't have to worry about being tardy, homework or standardized tests. They get a 15-minute recess every hour and attend school fewer days than kids in most developed nations (not America). Since February 2015, students have not even had to learn cursive handwriting....

Today the world will celebrate Earth Hour. This means that millions of people across twenty-four time zones and six continents will switch off all lights and turn off all electronics for an hour, from 8.30-9.30 pm local time. While it may seem trivial, this small action will make more than a symbolic difference in our battle against climate change....

For humans seeing butterflies fluttering around with their beautiful brightly colored wings is a joyful sight. However not for their natural predators like lizards, spiders, and birds. To them, the vibrant hues are a reminder of a bad-tasting species that are best avoided. For those not easily duped, some butterflies also have eyespots on their wings. According to researchers, this tricks would-be predators into thinking that the insect is a larger animal, like an owl....

On Friday March 27th, five-year-old Seth Lane will undergo a bone marrow transplant - his second one in four and a half years. To show support and raise awareness of the Severe Combined Immunodeficiency (SCID) disease the young boy suffers from, his family has one simple request. They want everyone to wear Seth's favorite color yellow, and post pictures Facebook, Twitter or Instagram, with the hashtag #WearYellowForSeth....