What is sex really for?

Few topics arouse as much interest and controversy as sex. This is hardly surprising. The biological continuance of the species hinges on it—if human beings stopped having sex, there would soon be no more human beings. ...

How tiny creatures are reshaping the very rivers they live in

What shapes a river? People typically imagine large-scale processes such as storms and floods or human modifications like dams or fortified banks. But the shape of our rivers today is also a result of the cumulative impact ...

Bacteria contradict Darwin: Survival of the friendliest

New microbial research at the University of Copenhagen suggests that 'survival of the friendliest' outweighs 'survival of the fittest' for groups of bacteria. Bacteria make space for one another and sacrifice properties if ...

Image: Clarence Strait, Australia

The Copernicus Sentinel-2 mission takes us over Clarence Strait, a narrow body of water in Australia's Northern Territory.

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