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

Salamanders give clues to how we might regrow human limbs.

Spacetime Might Be a Superfluid, and That Could Help Explain Gravity — NOVA Next | PBS.

The Designer Of The F-16 Explains Just How Stupid The F-35 Is – Digg.

Gravity’s strength still an open question after latest measurement | Ars Technica.

Harley-Davidson’s First Electric Motorcycle Surprisingly Doesn’t Suck | Autopia | WIRED.

Two low-cost, car battery-sized Canadian space telescopes launched today.

Organic solar cells reach manufacturing milestone | Chemistry World.

Quantum method closes in on gravitational constant : Nature News & Comment.

Germany produces half of energy with solar – The Local.