What really caused the Oracle at Delphi to utter mad prophesies?

The Oracle at Delphi is referenced throughout Greek myths and history. Supposedly she was rendered psychic by Apollo. Practically, she was off her skull on gas that seeped out of the fissures of the temple in which she lived. Here is the scientific explanation for what caused this woman to utter her confused… » 12/05/12 11:00am 12/05/12 11:00am

Curiosity finds no sign of methane on Mars — but does that mean there's…

NASA's Curiosity rover has been sniffing out Mars' atmosphere in search of methane. Methane is a precursor chemical for life. It's also thought that 95% of the methane in Earth's atmosphere is organismal in origin. Methane on the Red Planet would therefore be suggestive of past or present life. » 11/02/12 12:58pm 11/02/12 12:58pm