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satellite ocean scene

Gaia rebooted: New version of idea explains how Earth evolved for life

20 March 2019

The controversial Gaia hypothesis sees Earth as a superorganism adapted to be perfect for life. A weird type of evolution may finally show how that actually happens
Polar bears waste lots of their energy and it could be a problem

Polar bears waste lots of their energy and it could be a problem

1 February 2018

We thought polar bears had neat tricks for conserving energy in lean periods, but it turns out they are not that thrifty, which could cause them trouble in the future

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