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Scientists explain insights from ancient Tibetan ice core
A short film about an expedition to Tibet's Guliya Glacier, where scientists drilled a Stone Age ice core going back 600,000 years. Plus a report on what the ice core reveals.
December 23, 2017
SpaceX launch wowed many, scared some, in SoCal
SpaceX Falcon 9 launch created an eerie display in the night sky over southern California on the night of December 22. Photos and video here.
December 23, 2017
No big planets at Alpha Centauri, but maybe small ones
"Because Alpha Centauri is so close, it's our first stop outside our solar system. There are almost certain to be small, rocky planets around Alpha Centauri A and B."
December 18, 2017
IAU approves 86 more star names
"These professional astronomers are claiming the exclusive right to give 'approved' names to the stars. But the stars - and the sky - belong to all of us."
December 15, 2017
A grand year for the Geminids
The 2017 Geminid meteor shower was thought to have a better-than-average chance of producing a rich display, since the Geminids' parent body - a strange rock-comet called 3200 Phaethon - is nearby. And so it was! Photos here.
December 15, 2017
Study: A third of Asia’s glaciers likely gone by 2100
Meltwater from the glaciers supplies water to 800 million people, so that loss would mean serious consequences for water management, food security, energy production.
December 15, 2017
Exposed to wildfire smoke? 5 questions answered
The intense wildfires in southern California are triggering air quality alerts. What do health experts know about how inhaling smoke affects human health?
December 12, 2017
Audubon’s Christmas Bird Count starts December 14
Audubon’s Christmas Bird Count is one of the longest-running citizen science projects in existence. Here's how to participate.
December 8, 2017
Turning hurricanes into music
A meteorologist and a music technologist are turning data from tropical storms into musical graphs. Can listening to storms help us understand them better?
December 7, 2017
