Physics
The unbearable elusiveness of gravitons
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Issue 2543
Disappearing wet grasslands are making a nonsense of the European Union's plan to halt biodiversity loss by 2010, judging by butterfly numbers
Every shred of scientific evidence shows global warming is really happening – politicians around the world had better start dealing with it
Somewhere out there are particles that cause gravity – so what will it take to catch one, asks New ÐÓ°ÉÔ´´
Now the idea of a self-organising planet is mainstream, we should take seriously what its proponents are telling us about Earth's future, says F. David Peat