Study of 280 empirical papers suggests evolution is shaped by both individual advantage and competition between groups.
AZ Animals on MSN
Should we try harder to make wild animals feel good?
When people talk about saving wildlife, they often focus on numbers. Conversations center on how many deer live in a forest, ...
AZ Animals on MSN
Why elephants don’t eat 1,000 times more than mice: The surprising math of Kleiber’s law
Many of us would probably like to forget sitting through math classes in school. But let’s briefly travel back, just for a ...
Scientists have uncovered a surprising new way that giant embryonic cells divide—without relying on the classic “purse-string” ring long thought essential for splitting a cell in two. Studying ...
Fruit flies, mice, zebrafish, yeast and the tiny worm C. elegans are model organisms that have carried modern biology on ...
Scientists at UC Berkeley have discovered a microbe that bends one of biology’s most sacred rules. Instead of treating a specific three-letter DNA code as a clear “stop” signal, this methane-producing ...
When ancient humans interbred, new research shows that the pairings were predominantly male Neanderthals and female Homo ...
Orgasms can help you feel calmer by raising oxytocin, which is linked with lower stress. Lower stress may also mean fewer flare-ups, breakouts, and inflammation triggers. Getting enough sleep supports ...
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