Step toward fountain of youth?

Scientists at the University of California, Berkeley, say they've been able to turn back the molecular clock by infusing the blood stem cells of old mice with a longevity gene - bringing back the stem cells' ability to regenerate.

Grandmothers responsible for human longevity

The helpfulness of grandmothers is the reason humans don't die in their thirties the way chimpanzees do, new research shows - and may even explain our bigger brains.

Hormone increases life expectancy by a third

It's been known for a while that severely restricting food intake can increase lifespan in some animals dramatically - but few people have been willing to take that step.

Worms live longer in space - might people do the same?

Living in space can extend an organism's lifespan - if that organism's a  microscopic worm, at least.

Gene therapy dramatically extends mouse lifespan

Gene therapy has been used to increase the lifespan of mice by up to 24 percent - and improve their health at the same time.

Alcohol doubles lifespan

In news that will have dipsomaniacs laughing all the way to the liquor store, scientists have discovered that alcohol can double lifespan.

You'll live just as long if you drink and smoke

Ha ha ha. Ha ha ha. Ha ha ha ha ha.I'm gonna light a cigarette, pour myself a beer and feel smug.