The evolutionary paths that created snatching forelimbs in insects multiple times moved in a similar direction but didn't end ...

The idea that octopuses might be aliens emerged from the theory of panspermia (Stelele 2018), according to which life on Earth is not entirely of terrestrial ...

More than 200 million years ago, life on Earth was experimenting with new forms. The Triassic period gave rise to animals ...

Natural hallucinogens, such as psilocybin, mescaline, N,N-dimethyltryptamine (DMT) and related compounds, have generally received attention for their effects on human perception, emotion and cognition ...

In this week's Science for All newsletter, Divya Gandhi explains how ants, dolphins and birds use inter-species cooperation to survive ...

Birds are amazing animals. They are highly diverse in size, shape, color, and lifestyles, and detailed research continues to show that they are intelligent, emotional, and sentient beings, so being ...

This is when unrelated species evolve to have functionally similar features. All bats and birds "converged" with their ability to fly in response to environmental stimuli and biological goals. The arm ...

The Primate Myth: Why the Latest Science Leads Us to a New Theory of Human Nature, by Jonathan Leaf (Bombardier, 320 pp., $21) Ever since Darwin, biologists have believed that much could be learned ...

This video breaks down the difference between convergent and divergent evolution and explains how shared traits can arise in very different ways. Convergent evolution shows how unrelated species can ...

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The phenomenon known in biology as convergent evolution describes how distant species can develop similar structures when confronted with comparable challenges. Dolphins and ichthyosaurs, for example, ...