Technology
When an electrical current passes through a wire it emanates heat - a principle that's found in toasters and incandescent light bulbs. Some materials...
A research group of the Departments of Applied Physics and Electromagnetism of the University of Granada (Spain), directed by Professors Jorge Andrés...
Space solar power could be a clean, renewable solution to America's long-term energy needs. John C. Mankins, former manager of NASA's Exploration...
There appears to be an upper limit to how big the universe's most massive black holes can get, according to new research led by a Yale University...
GRB 080319B was so intense that, despite happening halfway across the Universe, it could have been seen briefly with the unaided eye (ESO 08/08).
In...
An international collaboration of scientists today sent the first beam of protons zooming at nearly the speed of light around the 17-mile-long...
Researchers at the University of California, Berkeley, are continuing their march toward creating a synthetic, gecko-like adhesive, one sticky step...
The face of nuclear terror has changed since the Cold War, but disaster-medicine expert Irwin Redlener reminds us the threat is still real. He looks...
Tardigrades or 'water-bears' — are able to do away with space suits and can survive exposure to open-space vacuum, cold and radiation.
Of all...
A new study suggests that ancient features on the surface of Mars called valley networks were carved by recurrent floods during a long period when...
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