Cool discovery about the sun’s next-door twin

A cool layer in the atmosphere of Alpha Centauri A has been detected, the first time this has been seen in a star beyond our own Sun.

Slow sunrise sweeping across moon’s near side

In this sequence of images from February 17, 2013, you can notice the line of sunrise moving on the moon's face. It's subtle ...

Video: What is the universe? (in 2 minutes)

The universe explained in two minutes.

Seals sleep with only half their brain at a time, says study

A new study led by an international team of biologists has identified some of the brain chemicals that allow seals to sleep with half of their brain at a time.

High-altitude archaeologists to probe prehistoric Himalayas

A team of archaeologists from the University of York are to travel to the roof of the world to discover, survey, and record mountain archaeology in the Nepalese Himalayas.

Quaoar, a rocky world orbiting beyond Neptune

Artist's impression of 50,000 Quaoar, a small rocky world with its own moon, a billion kilometers beyond Pluto.

Cushion plants help other plants survive

Study show that cushion plants create protective environments in the most inhospitable places for plants on earth for those species that are less tolerant to stress.

Video: Another beautiful capture of asteroid 2012 DA14

Video of February 15 flyby of 2012 DA14, as it passed inside the moon's orbit last Friday. This one is beautiful in its simplicity.

Video: Best video capture of February 15 close-passing asteroid

A decaying meteor train, plus the asteroid 2012 DA14, are captured moving in the same frame of this great video from astrophotographer Colin Legg in Australia.

View from space: Russian meteor entering Earth’s atmosphere

The February 15 meteor over Russia, this time as viewed from above.