Physics
Dark power: Grand designs for interstellar travel
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The Copenhagen Diagnosis argues that the environment is in a worse state than predicted as recently as 2007 and calls for drastic action
The release of hundreds of personal emails sent by climate researchers has proved extremely embarrassing
We could reach the stars if we built a black hole starship or a dark matter rocket – we've got the physics to do it
The fruitloopy world of quantum psychology, evidence that rock band Slade visited Venus and why you can't order half a light bulb