Your spit can reveal how old you are

Your spit can pinpoint your age to within five years, making it by far the most accurate age test yet found. This discovery could help identify how old crime scene suspects are, as well as reveal people's true biological ages. » 6/23/11 4:30pm 6/23/11 4:30pm

Yellow dye 1 could be the key to immortality

While red food dye may still be a problem in young humans, for roundworms a commonly used lab dye remarkably increases their longevity. Basic Yellow 1, aka Thioflavin T is used in laboratories around the world. Apparently, for the commonly experimented on worm C. elegens, it provides a substantial lifespan boost.… » 4/02/11 8:30am 4/02/11 8:30am