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7 ways to celebrate International Dark Sky Week
International Dark Sky Week runs April 20-26, 2014. Learn how to help celebrate and preserve the beauty of the night.
April 20, 2014
Neanderthals bred with modern humans, study confirms
Advanced genetic analysis and statistical modeling have confirmed that early humans mated with Neanderthals.
April 17, 2014
Why is Mars near the moon on eclipse night?
A total eclipse moon has to happen at full moon. Outer planets are always near the full moon in their month of opposition. Mars reached opposition April 8 ...
April 14, 2014
Warm water in Pacific could spark a monster El Nino in 2014
Scientists are watching a giant mass of sub-surface water in the Pacific. When this water reaches the sea surface, it could set off a powerful El Nino.
April 8, 2014
Ride along with a rocket to space
What a ride! Cameras mounted on the upper stage of a Soyuz rocket on April 3, 2014 looked earthward during a satellite launch.
April 7, 2014
New atomic clock won’t gain or lose a second in 300 million years
The NIST has launched a new hyper-accurate atomic clock for the U.S. time standard called NIST-F2. The clock uses a 'fountain' of cesium atoms to determine the exact length of a second.
April 4, 2014
Computer maps 21 distinct emotional expressions
... even seemingly contradictory ones, like "happily disgusted."
April 4, 2014
Another powerful earthquake rocks northern Chile
For the second time in two days, a powerful earthquake has struck Chile. Today's quake was 7.6 magnitude. It's considered an aftershock of the 8.2-magnitude quake on April 1.
April 3, 2014
Aurora alert for April 1 and 2
The first of three sets of solar particles are now en route to Earth and are expected to deliver glancing blows to Earth beginning April 1 and into April 2.
April 1, 2014
Breakthrough in invisibility cloaks, stealth technology
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.
March 31, 2014
