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While for humans the expression "sleep with one eye open" is just a metaphor to keep alert, for some animals it is a way of life. Called unihemispheric sleep, it is the ability to snooze with one eye open and the corresponding half of the brain awake, while the other half rests....

Looking for a spooky Halloween tale? How about this? According to NASA scientists, an asteroid measuring between 1,050 to 2,100 feet will be making its way towards Earth on October 31st. While the massive space rock that will be zooming in at a rapid 78,000 mph will not hit us, it will come startlingly close - Within 1.3 times the distance of the moon (about 310,000 miles) - The closest such encounter since 2006....

In case you missed it, Wednesday was 'Back to the Future Day.' For those not familiar with the trilogy, in Back to the Future II, the film's protagonists Marty McFly and Doctor Brown travel 30 years in the future to the fictional city of Hill Valley, CA, to save McFly's yet-to-be born children. The date of their arrival, October 21st, 2015, has since been eagerly awaited by fans all over the world....

While world population continues to increase, our freshwater supplies appear to have stagnated and in some cases even trickled to a halt. Residents all the way from California to Brazil are battling multi-year droughts. Earlier this year, some citizens of Sao Paola were so desperate that they drilled through basements and parking lots to try access groundwater. Experts estimate that there are currently a billion people in the world that lack clean drinking water....

An invisibility cloak might be easy to come by if you are a young wizard like Harry Potter, but developing such a device for the real world has proven to be a challenging task for scientists. Over the years, there have been numerous attempts. While each version has been slightly better than the previous one, none has come even close to the original 'created' by J.K. Rowling....

Prosthetics have come a long way since the first known artificial limb - A wood and leather toe was created for an Egyptian noblewoman nearly 3,000 years ago. However, though they have certainly become increasingly sophisticated and nimble they remain extremely expensive, not to mention very industrial looking....

American artist Stan Herd is known for numerous things - Oil and watercolor paintings, incredible murals, and most of all, stunning crop art. In fact, the maestro is considered the pioneer of this method of artistic expression that involves the skillful arrangement of plants, soil, and rocks, to create massive masterpieces that are best viewed from a higher vantage point, like a hill or an airplane....

Styrofoam, a plastic made of expandable polystyrene foam (EPS) is a useful invention. In fact one could call it almost too useful! The lightweight and buoyant plastic can be used for a myriad of things from thermal insulation to disposable plates & cups, packing material, and even to build boats! The only problem is that the versatile product is almost impossible to recycle....

For U.S. residents, fall and pumpkins go hand in hand. Some use the fruit to make delicious soups and bread, others to carve out scary jack-o-lanterns. Then there are those that spend months growing giant-sized gourds that they use to compete at pumpkin weigh-offs. While there are numerous competitions held across the country, the 'Super Bowl' takes place at Half Moon Bay, CA which prides itself on being the 'Pumpkin Capital of the World.'...

In 1920, Johnson and Johnson employee Earle Dickson created the first bandage to cover the frequent burns and cuts his wife Josephine inflicted on herself while cooking. The hand-made prototype was instantly adopted by his employer and marketed as Band-Aid, a brand that has become synonymous with the word bandage. However, while the adhesive strips may now look different from Dickson's creation they still perform the same job - Prevent bacteria from entering wounds....

On October 3rd, East Coast residents were relieved to hear that Hurricane Joaquin which had been hurtling towards the U.S., was no longer a threat. According to meteorologists, the hurricane that was weakened to a category 3 after battering the Bahamas, would likely remain out to sea instead of ramming into the coastline as had been previously thought....

On August 3rd, 1492 Italian explorer Christopher Columbus set sail from Palos de la Frontera, Spain, to seek out a western sea route to China and India. However, the explorer and his crew never made it to the gold and spice islands of Asia. Instead, about two months later, on October 12th, they landed on a small island in the modern-day Bahamas that Columbus claimed for Spain and named San Salvador....

Two Belgian men have come up with a way to take fine dining to a whole new level - Literally! Diners at their pop-up and franchised restaurants enjoy gourmet meals perched upon floating platforms suspended 180-feet above ground with the help of a giant crane!...

On September 25th, US first lady Michelle Obama and China's first lady Peng Liyuan announced that the recently born giant panda at Smithsonian's National Zoo in Washington D.C. would be called Bei Bei. The name which means 'precious treasure' in Mandarin Chinese, was selected from a list suggested by officials at the zoo and the Wolong Nature Reserve in China....

Thanks to its carved topography, researchers have always suspected that Mars was once home to several rivers, lakes, and perhaps even oceans. There has even been some speculation about the existence of frozen water deep beneath the ground. However, finding evidence of liquid water in the present day, has been a little elusive. That is why NASA's September 28th announcement that confirmed the detection of liquid brine on the Red Planet caused so much excitement....

This morning, William Campbell, Satoshi Omura, and Youyou Tu, were jointly awarded the Nobel Prize for medicine for their work on parasitic diseases. Though the brilliant scientists certainly deserve the honor for their groundbreaking research, for most of us, reading about their and the achievements of other Nobel laureates can be overwhelming and perhaps even a little boring. However, the same cannot be said about the winners of the IG Nobel Prize that celebrates 'fun' scientific research....

Stonehenge, a prehistoric monument located in Wiltshire, England, is one of the world's most well-known ancient religious and burial sites. Situated amidst a dense complex of Neolithic and Bronze Age monuments, the modest looking circle of stones that are visited by millions of tourists annually were declared a World Heritage Site in 1986. Now it appears that the ancient tombstones that are believed to date all the way back to 2,000 B.C. have some bigger competitors right in their own backyard....

Some sculptors like to create clay masterpieces; others prefer metal. Then there is Theo Jansen. This Dutch artist uses PVC tubes to build giant Strandbeests (beach animals in Dutch). Part work of art, part fantastical creature, the multi-legged insect-like creations are both awe-inspiring and terrifying!...

When the team of marine biologists led by David Gruber of the City University of New York headed to Solomon Islands in the South Pacific in late July, they were hoping to film some biofluorescent sharks and coral reefs. What they had never expected to find was the world's first-known biofluorescent reptile....

According to ancient Polish folklore, during the final days of World War II, Nazi officials dispatched a train filled with stolen treasure from what used to be the East German city of Breslau. They were hoping to protect it from the fast approaching Soviet Red Army....

The proliferation of smartphones with cameras that can take self-portraits or selfies as they are popularly called has liberated us. We can now document every moment of our life and instantly share it with the world through the myriad of social networking websites. However, some believe that the incessant quest to capture the "ultimate" selfie is causing people to take unnecessary risks that in some cases are proving to be deadly!...

When one thinks of sandcastles the image that comes to mind is usually that of building a masterpiece not staying inside one. However, some lucky visitors to the Netherlands can experience both thanks to two new pop-up sand hotels in the cities of Oss and Sneek....

Mention wasps and you are bound to hear exasperated tales of picnic sabotages and painful stings. But as it turns out, humans have it relatively easy, at least compared to some poor spiders that the wasps turn into web-weaving zombie slaves....

On Sunday, September 27th, skywatchers will witness the grand finale of the rare lunar eclipse tetrad (series of four consecutive total lunar eclipses). And it promises to be quite a show. That's because this one involves a full moon and perigee. This means that the celestial body will be at its closest distance to earth, giving it a larger than life appearance. The last time the world witnessed this phenomenon was in 1982, and the next one will not be until 2033!...