· Jailbirds for conservation: Britain recruits prisoners to build bird houses and survey threatened species.
· Virgin Galactic rejects $1 million proposal to shoot sex-in-space video on its commercial spacecraft, the WhiteKnightTwo.
· Bikers go green: Honda shrinks the hybrid engine and will offer hybrid motorcycles by 2011.
· Hundreds of exhausted baby penguins are washing up on Brazilian beaches, and scientists don’t know why.
· Put on your thinking cap. No, really.