One of the worst ailments astronauts and people who are bed-ridden for long periods of time suffer from, is loss of bone and muscle. However, bears, which are about the same size as humans, are able to snooze for seven months at a stretch and while they lose their body fat, their muscle mass remains intact....

It is a well-known fact that dolphins are amongst the most intelligent animals on the planet. Yet, we have never figured out how to really communicate with them or for that matter, any other animals either. Now, a team of scientists from Florida's Wild Dolphin project, have taken the first step towards cracking the code....

While the science of prosthetics or artificial limbs is thought of as a fairly recent branch of medicine, Jacky Finch and her team at the University of Manchester beg to differ - They believe that the first artificial limbs can be traced all the way back to the Egyptian era, around 700 B.C....

The Google Doodle or decorative changes made to the company's logo are almost as famous as the company itself. Started as a way to make the search experience a little more fun, they have become an integral part of the company - with a fan base that anticipates the release of each Doodle, and even collects them. Now you too, can become famous by entering this year's Doodle 4 Google contest and have your artwork displayed on the world's most visited website for an entire day!...

On June 3rd, 2010, six brave men left their family and friends to take part in an exciting experiment called Mars500. The brainchild of the European Space Agency (ESA), it is a test to see how humans will interact with each other, if they are forced to live in close quarters, for long periods of time - As would be the case, if we were ever to embark on a journey to Mars....

Did you know that fleas, those tiny blood-sucking parasites that make your pet's life miserable, can leap as high as 13-inches (200 times their own body weight), with an acceleration force that exceeds 100 times the force of gravity? Believe it or not, some of the world's leading scientists have not only known that, but have also pondered and debated about it, for the last 44 years....

After years of suffering in oblivion, it suddenly seems like the people of North Africa are finally taking charge of their own destiny with radical, history-making changes. For most countries, it involves trying to get rid of the dictators who have ruled over them for decades. However, for the continent's largest country, Sudan, the issues were much more deep-rooted - Ones that could only be resolved by spiltting the country in two. On February 7th, over 99% of the people of Southern Sudan, voted to secede from the North, giving birth to a new Nation....

The key to an aircraft's supersonic speed or fuel efficiency, is its aerodynamics or how smoothly the wind flows over its wings and around its body. However, what may look super-efficient on computer models, may not work so well in real life. Therefore, before any new aircraft takes to the skies, manufacturers usually test prototypes or even the real aircraft, inside giant man-made wind tunnels....

NASA's first trainee robot astronaut is all ready to head to Space when Space Shuttle Discovery launches off for its final mission on February 24th - However, its legs are not! No problem, say the scientists, for there is plenty to do even without them - The legs will just have to follow when they are ready!...

Today, February 3rd, marks the first day of the Chinese or Lunar New Year, one of the most important traditional festivals for people of Chinese descent. While all festivals entail some days of celebration, this one lasts for a whopping fifteen days!...

Who would have thought that every squeal, squeak and chirp that comes out of the mouth of the humble Gunnison Prairie dog means something? A three decade study of these rodents, has revealed a language so complex, that is surpasses the communication skills of dolphins, whales and even non-human primates like monkeys!...

The lives and eventual extinction of the prehistoric giants that roamed the Earth's surface, thousands of years ago, has always fascinated researchers. However, it is impossible to recreate most of them, either because the fossilized DNA is too old (dinosaurs) or just not available. But the one exception may be the Woolly Mammoth, that lived during the Ice Age, about 8,000 years ago....

In 1963, a Baptist clergy man turned civil rights leader called Martin Luther King, Jr. rocked the American public with a poignont speech. Entitled 'I Have a Dream', it's message can be summarized with this single line - 'I have a dream that my four children will one day live in a nation where they will not be judged by the color of their skin, but by the content of their character'....

A mere roar from a wild cat is enough to send most of us scampering for cover, so you can only imagine what kind of courage it would take, to spend an entire month living with not one, but two wild cats!...

Thirty youngsters from Blackawaton Primary School in Devon, England have earned themselves the bragging rights of becoming the youngest scientists to get published in a prestigious science journal....

What if a blood cell from your body could step in and take the place of a weak muscle cell? If that was possible, cells from a different part of the heart, could be programmed to substitute for weak heart muscles, helping a person suffering from a heart attack or better still, take over diseased cells in a person with cancer....

Coming soon to a store near you - A smart wallet that will monitor your cash and even prevent you from spending, if your balances get really low. Sounds intriguing? Read on!...

The continent of Antarctica is known to be one of the world's most hostile environments. Thank to its ultra low temperatures and caustic winds, very few people have ever attempted to cross the continent. Any travel to and back from the region, is usually done aboard small airplanes....

From November 20-28th, sixteen artists and countless volunteers from twelve countries, participated in 350.org's first ever global climate art exhibition. Using the Earth as their canvas, they create amazing artwork that was large enough to be viewed from Space....

Global warming is largely attributed to the emission of harmful greenhouse gases caused by industrial pollution and by simple day-to-day human activities, like driving cars and heating homes. Nowhere is the impact being felt greater than in the Arctic region where the temperatures are rising at an alarming rate....

The Atafu Atoll, one of the islands that make up Tokelau, a territory of New Zealand, is celebrating the safe return of three teenagers thought to have perished at sea, almost three months ago....

For many years now, scientists have wondered how reptiles from five related species of Chrysopelea paradisi, commonly known as 'flying' snakes, can stay afloat as they leap from one tree to the next, sometimes covering a distance of as much as 79 feet - Now, a new study has revealed that it may be all to do with the way they move....

26-Year old Cival Mills was a classic over-achiever, excelling at everything he did - whether it was sports or academics. Then, on December 8th, 2000, just five days before completing his hospital internship, the recently graduated doctor, was struck by a tragic event....

Cats are amongst the easiest pets to take care of - They clean themselves, are easy to litter train and most important of all, don't splatter liquid the way dogs do. This talent apparently also extends to bigger felines like lions and cheetahs - Now, researchers have figured out why and believe it or not, it involves some laws of physics!...