Life
Is the idea of species now more trouble than it is worth?
We use the concept of "species" to try to make sense of the world, but difficulties in defining it can undermine our own identity and alter how we value nature
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Life
Exclusive: 600-million-year old blobs are earliest animals ever found
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Life
Robot version of our distant ancestor hints at how we learned to walk
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Life
In the beginning: The full story of life on Earth can finally be told
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Life
Core set of genes explain why some animals stick to one mate at a time
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Life
Lost ‘Darwinia’ islands could be origin of species in the Galapagos
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Life
The mummified penguins that hold the secrets of Antarctica’s past
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Life
The mysterious demise of Europe’s massive cave bears
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Life
Bizarre fossil that baffled us for years is early starfish ancestor
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Life
City living makes urban male frogs far more attractive to females
Urban male t煤ngara frogs have evolved more elaborate mating calls than their rural brothers, which make them much better at attracting a mate
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Environment
Extinct ‘Denisovan’ people may have lived on Earth’s highest plateau
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Humans
Stone tools hint that our first human ancestors lived all over Africa
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Life
Prehistoric whales used to simply suck their food out of the ocean
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Humans
Judith Mank: Why do we have sex?
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