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Cells play tag to determine direction of movement
Researchers have found that cells in our bodies carry out something similar to a game of tag to coordinate their movement in a particular direction.
June 17, 2013
Video: How black holes emit x-rays
At team of astrophysicists says it has shown, for the first time, that high-energy light emission is not only possible, but inevitable when gas is drawn into a black hole.
June 14, 2013
Two video feeds: The International Space Station in real time
To see our home planet from above - in real time - is awesome. Livestream video from ISS here, plus we link to a page showing the space stations's current position.
June 13, 2013
Temperatures in Mars’ atmosphere rise and fall twice a day
Temperatures swing by as much as 58 degrees Fahrenheit (32 kelvins) in this odd, twice-a-day pattern on the planet Mars.
June 13, 2013
Stacking up a clearer picture of the universe
Researchers have proven a new technique that will provide a clearer picture of the universe’s history and be used with the next generation of radio telescopes such as the Square Kilometre Array (SKA).
June 13, 2013
Sculptor galaxy black hole is sleeping, NASA says
It's about five million times the mass of our sun, at the center of a galaxy 13 million light-years away. Scientists want to be watching when it wakes up.
June 12, 2013
Moon radiation findings may reduce health risks to astronauts
Space scientists report that lighter materials like plastics provide effective shielding against the radiation hazards faced by astronauts during extended space travel.
June 11, 2013
New, simple theory may explain mysterious dark matter
This proposal, which endows dark matter particles with a rare form of electromagnetism, has been strengthened by a detailed analysis performed by a pair of theoretical physicists.
June 10, 2013
Meteor alert! Possible meteor outburst Tuesday morning
Click here to learn about the mysterious Gamma Delphinid meteor shower, which might produce a good meteor display Tuesday morning, according to clocks in North America.
June 10, 2013
New asteroid moon movie from NASA
NASA scientists have released a new and improved movie clip of near-Earth asteroid 1998 QE2 and its moon.
June 7, 2013
