Scientists can create artificial nanostructures that can 'bend light.' But the challenge has been making enough of the material to turn invisibility cloaks into a practical reality.
An IPCC report, issued today, says that climate change has already affected agriculture, human health, water supplies, and people’s livelihoods, from the tropics to the poles, from the wealthiest countries to the poorest.
On October 19, 2014, Comet C/2013 A1 Siding Spring will sweep closer to Mars than our moon is to Earth. Dust shed by the comet could endanger spacecraft orbiting Mars.
This is the smallest object by far found to have rings and only the fifth body in the solar system - after planets Jupiter, Saturn, Uranus and Neptune - to have rings.
“It is a form of mind reading,” said Marvin Chun, professor of psychology, cognitive science and neurobiology and an author of the paper in the journal Neuroimage.
U.S. winter of 2013-14 was only 1°F below average, but it followed two warmer-than-average winters. Did that fact make this winter seem colder than it was?