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Powerful 7.9-magnitude earthquake rocks Nepal
The quake's epicenter less than 50 miles from capital city of Kathmandu. Hundreds dead and many historic buildings collapsed.
April 25, 2015
Biggest five – or six? – mass extinctions ever
Over 99% of all the animal species that have ever lived are now extinct. Here are Earth's biggest extinctions, in under 5 minutes. New video from AsapSCIENCE.
April 24, 2015
Love is in the air
It's N. Hemisphere spring, and this male Purple Finch's thoughts are turning to ... well, hello, ladies!
April 24, 2015
Calbuco volcano in Chile erupts
Amazing photos and videos of Chile's Calbuco volcano, which began erupting Wednesday for the first time in over 42 years.
April 23, 2015
More earthquakes due to human activities, says USGS
Of the eastern and central U.S. states studied so far, Oklahoma is by far the worst-hit in recent years. Texas, Kansas, Colorado, New Mexico and Ohio all have had more earthquakes in the past year.
April 23, 2015
Fly through Hubble’s 25th anniversary image
Fly through the Hubble Space Telescope's 25th anniversary image of star cluster Westerlund 2 in 3-D!
April 23, 2015
Watch the Arctic ice pack vanish
Decades ago, most of Arctic's winter ice pack was made up of thick, perennial ice. Not anymore. Watch the change in this one-minute animation.
April 23, 2015
NASA creates NExSS for life search
A new NASA collaboration will use a systems science approach - looking at the big picture, cutting across different scientific disciplines - to seek alien life.
April 23, 2015
First visible light spectrum from exoplanet
Why are astronomers excited about the first directly obtained visible light spectrum - or rainbow array of visible colors - bounced from the surface of an exoplanet?
April 23, 2015
