Biofuels made from corn have serious drawbacks -- land conversion from forest to agriculture creates a huge carbon debt. But any diesel vehicle can be made to run on waste vegetable oil (WVO), a recycled waste product that produces lower emissions.

North Korea has reportedly invented a noodle that delays hunger, amid UN warnings of possible famine.vThe noodles were made from corn and soybeans, the Choson Shinbo said. They left people feeling fuller longer and represented a technological breakthrough

"Is it distressing to experience consciousness slipping away or something people can accept with equanimity? Are there any surprises in store as our existence draws to a close?"

No longer just relegated to just irritating earth s inhabitants Wal-Mart eye-balls intergalactic domination

Rachel Bignell detects the whiff of brimstone as she enters the realm of the Horned One in Eastern Europe. Hidden away in the obscure Lithuanian town of Kaunas, the MK Ciurlionis Velniu Muziejus or Devil Museum is a well-kept secret.

Damage caused by excessive unloading of beer kegs in one Midwestern college town, has caused the city to install an environmentally friendly alternative to damage-prone concrete. Interesting answer to a unique problem!

Answer: about 90 minutes -- that's it! Truly a great example of the far-reaching power of social media. Read Beth Kanter's blog for more insights as to how she did it.