There's a new explanation for why life on Earth isn't even handed.
Sunlight can protect steel from corrosion.
Fish point and shoot Shrimp don't stand a chance against the strangely jointed jaws of the longnose butterflyfish. American dream debunked Self-esteem, not fame and fortune, could be the key to happiness. A new cheap, lightweight solar cell is three times as efficient as existing 'green' generators.