The International Longevity Alliance

SENS

The Methuselah Foundation

Methuselah Foundation Forums

Gerontology research group

Supercentenarian Research Foundation

LongeCity

Fight Aging!

Senescence.info

Free peer-reviewed journal on aging: Impact Aging

Longevity meme

Longevity Science blog

Calorie Restriction Society

Philantropist Jason Hope’s page