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Ancient volcanism aligned with dinosaur extinction, says study
Volcanic eruptions 66 million years ago played a role in the demise of the dinosaurs, says one theory. It challenges the idea that a meteorite impact was the sole cause.
December 24, 2014
Wonderful evening sky! Best moon and Venus photos
Showing once again that we all live under one sky ... the moon and Venus on December 22, 2014.
December 22, 2014
Wisdom has a new egg!
Recent photos of Wisdom - the world's oldest known, banded wild bird at an estimated age of 63 - with her newest egg. Go, Wisdom!
December 20, 2014
Comet Finlay is in outburst!
With a small 'scope or large binoculars, you can catch Comet Finlay. It'll be near Mars on December 23 and 24. Cool photo opportunity for those equipped to catch it!
December 18, 2014
Video: 100 trillion microorganisms that live on and in you
There's a unique collage of more than 100 trillion microorganisms living on and in you that are essential to your life and part of what makes you, well, you. It's your microbiome.
December 17, 2014
Voyager spacecraft rides tsunami wave in interstellar space
Listen to how these waves cause surrounding ionized matter to ring like a bell. You’ve never heard anything from farther away ...
December 17, 2014
Questions of life on Mars revive with methane spike
Curiosity rover has now measured a dramatic spike in methane, an organic chemical, in the Martian air, plus other organic molecules in a Martian rock.
December 16, 2014
How birds get by without external ears
A new study looks at how birds localize sounds. It seems that their slightly oval-shaped head transforms sound waves in a similar way to external ears.
December 15, 2014
Genes link birdsong and human speech
Humans and vocal birds like parrots use essentially the same genes to speak.
December 15, 2014
Probing the Big Bang of bird evolution
Big bird news! A consortium of 200 scientists in 20 countries has released its first results on the origins and diversity of birds. Overview plus video here.
December 15, 2014
