
'Grandmother hypothesis' takes a hit
Pinning longevity to benefits women bestow on their grandchildren may not be plausible.

'Grandmother hypothesis' takes a hit
Pinning longevity to benefits women bestow on their grandchildren may not be plausible.

ScientificAmerican.com Reports: The Science of Beauty
A weeklong look into the cutting-edge treatments and age-old cures that promise to keep people looking their best


No Truth to the Fountain of Youth
Fifty-one scientists who study aging have issued a warning to the public: no anti-aging remedy on the market today has been proved effective. Here's why they are speaking up

"Methuselah" Mutation Linked to Longer Life
Study of long-lived Ashkenazi Jews may yield longevity genes galore

Work It Out: More Activity = Slower Aging
New study links exercise to greater longevity

The Scent of a Calorie: Whiff of Food Cancels Longevity from Caloric Restriction
Diet-restricted fruit flies start acting like they are eating when they smell nutrients

Genetics of longevity, diaper-free movement, possible plane problems from personal electronics
In this episode, biologist Lenny Guarente talks about his Scientific American article on the genetics of aging; anthropologist Meredith Small discusses the "diaper-free movement"; and computer engineer M. Granger Morgan talks about the possible dangers to aircraft navigation posed by electronic devices used by passengers. Also: see if you can spot the fake science story in the batch we'll throw your way.

Unlocking the Secrets of Longevity Genes: Overview/Lifting Limits on Life Span

Mouse Research Bolsters Controversial Theory of Aging

Are There Genes That Govern Aging Processes?

Geriatric Medicine versus Aging

Antiaging Medicine