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Flash of light brighter than Venus? Could be first solar sail to orbit Earth
Tonight, you might see a brilliant flash of light – brighter than the brightest stars. It could be NanoSail-D2, the first solar sail to orbit Earth. Here's how to see it.
February 7, 2011
Our sun in 3D, for first time in human history
The two NASA STEREO space probes moved into position on opposite sides of the sun on Feb. 6, 2011, to give us the first-ever look at both sides of the sun at once.
February 6, 2011
The Egyptian jackal is actually a wolf in disguise
Recent DNA studies show that the Egyptian jackal is actually a new subspecies of the gray wolf.
February 6, 2011
Egg helps determine gender of 160-million-year-old reptile fossil
A fossilized pterosaur, or pterodactyl, skeleton has been found in China, preserved alongside her unhatched egg. The find sheds light on an ancient biological mystery.
February 5, 2011
The frog that re-evolved to reclaim its missing teeth
For as many as 200 million years, frogs lived without lower teeth. But one frog species has managed to "re-evolve," restoring those missing teeth.
February 4, 2011
BBC video series on chemistry is tip-top
The programs retrace the steps of the alchemists who, in their search for everlasting life, wound up discovering many of the elements in our modern periodic table.
February 4, 2011
Tyrannosaurs as small as dogs
The early ancestors of tyrannosaurs were no bigger than you or me - about one-hundredth the size of the colossal dinosaur we know as T. Rex.
February 4, 2011
Northern Mars forecast: wind and shifting sands
NASA's Mars Reconnaissance Orbiter has revealed Mars as a dynamic world of wind and shifting sands. Will we be able to resist going there?
February 3, 2011
Is the bat rabies stereotype true?
Bat-lovers take note! A new study suggests that the incidence of rabies in bats is much lower than previous estimates - only one per cent. Here's my take on it.
February 3, 2011
Jorge Galan reveals the stealth of Salmonella, and also its Achilles heel
The Yale researcher has made a new discovery that could lead to an antidote for Salmonella poisoning, and even the creation of next-gen antibiotics.
February 3, 2011
