Sinornithosaurus millenii was probably no bigger than a turkey, a winged dinosaur that lived about 125 million years ago in what is now northeastern China.

NASA has released a stunning photograph of Saturn's moon Titan

Planet-hunters have discovered two "super-Earths" orbiting two nearby Sun-like stars. Scientists say the discoveries are a step towards finding potentially habitable planets - smaller planets that are comparable to the Earth.

Baby black holes are puny compared with their humongous cousins at the centres of galaxies, but their birth may spew out the universe's mightiest particles.

Scientists once thought that life could originate only within a solar system's "habitable zone," where a planet would be neither too hot nor too cold for liquid water to exist on its surface. But according to planetary scientist Francis Nimmo.......

While the new planet, dubbed GJ 1214b, is too big to be considered Earthlike, it comes pretty close. Read more: http://www.time.com/time/health/article/0,8599,194 7868,00.html?cnn=yes#ixzz0ZuT35LKC

An international team of astronomers has accurately measured the distance from Earth to a black hole for the first time. Without needing to rely on mathematical models the astronomers came up with a distance of 7800 light years.......

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Strange beasts--including a giant rat, a lungless worm, and a vegetarian spider--dominated National Geographic News's most popular new-species coverage of 2009.

Using atoms at temperatures colder than deep space, Rice University physicists have delivered overwhelming proof for a once-scoffed-at theory that's become a hotbed for research some 40 years after it first appeared.