
When is a species really extinct?
Extinction need not technically be forever: some rediscovered species had been formally declared extinct.
Extinction need not technically be forever: some rediscovered species had been formally declared extinct.
The Reaction round-up of what you should, and shouldn’t, be reading this week.
From looks to brains and personality, humans will continue to evolve as we face new selective pressures.
150 years ago, Charles Darwin wrote about how expressions evolved, pushing theories that are becoming commonplace in 21st-century biology.
The way in which killer whales take food from fishing lines may mirror early human evolution.
We’re unusual animals in our enthusiasm for getting drunk and high. But when, where and why did it all start?
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