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How likely is a white Christmas?
Are you dreaming of a white Christmas? Here's the historic probability for one, in the U.S.
December 15, 2016
Did Ice Age hunters burn Europe’s forests?
Large-scale forest fires started by prehistoric hunter-gatherers are probably the reason Europe is not more densely forested, says a new study.
December 14, 2016
Today in science: Tycho Brahe
Tycho Brahe is known for his partying, his prosthetic nose, and for being one of the greatest astronomers of all time.
December 14, 2016
1st test of new theory of gravity
Eric Verlinde's new theory of gravity - an alternative to Einstein's theory - eliminates the need for dark matter. To test it, astronomers measured gravity around 33,000 galaxies.
December 12, 2016
Parts of brain sleep, wake up, all day
New research finds that small regions of your brain cycle in and out of sleep, even when you're awake.
December 9, 2016
Landing on Mars is hard
Mars' atmospheric pressure is less than 1% that of Earth, so spacecraft come down hard. Europe has been trying for a Mars' soft landing since 2003. How they plan to succeed.
December 6, 2016
Human ancestor Lucy a tree climber
Lucy lived 3.18 million years ago in what's now Ethiopia. An analysis of high-resolution CT scans of her fossilized skeleton shows she was equipped for climbing trees.
December 5, 2016
The circadian rhythm of our microbes
Like most life on Earth, our gut microbes have their own circadian rhythm. Disrupting that daily routine can be bad - and keeping it in balance can be good - for whole body.
December 3, 2016
Hurricane risk to US northeast coast
Due to shifting weather patterns, the northeastern coast of the United Sates could see more frequent and more powerful hurricanes in the future, says new research.
November 30, 2016
2016-17 winter outlook for US
NOAA's outlook for this winter predicts a warmer, drier South, and cooler, wetter North. Drought is expected to persist in California and expand in the Southeast.
November 30, 2016
