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Fossils suggest a universe filled with life
Evidence of life processes found in fossils in 3.5-billion-year-old rocks. Scientists say this work suggests life in our universe is widespread.
December 26, 2017
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
Halo and sundogs over Montana
Ski resorts are the best places to see fine halo displays, like this one. Why so beautiful and why so sparkly? Details here.
December 21, 2017
Watch: Grand Canyon cloud inversion
A full cloud inversion followed by a snowstorm over Grand Canyon National Park in this gorgeous new time-lapse.
December 19, 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
Arctic report card 2017
The report shows the warming trend that's transforming the Arctic region is persisting. The Arctic shows no sign of returning to reliably frozen region of recent past decades, say scientists.
December 12, 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
Darth Vader horseshoe crab
A 245-million-year-old fossil horseshoe crab, recently discovered in Idaho, has been named Vaderlimulus after Star Wars' Darth Vader. It's easy to see why.
December 12, 2017
California in flames
According to the California Department of Forestry and Fire Protection, the 2017 California wildfire season is the worst on record.
December 9, 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
