Pierre Sprey's Anti-F-35 Diatribe Is Half Brilliant And Half Bullshit.

Success! Cassini flies by Titan, collects intel on mysterious lakes.

Doctors Without Borders: Ebola 'out of control'.

We've Now Lost So Much Arctic Ice That We Have to Change Our Atlases.

'Pit of bones' catches Neanderthal evolution in the act : Nature News & Comment.

Salamanders give clues to how we might regrow human limbs.