Longevity hacks are all the rage in Silicon Valley. But after two years of self-experimentation, a scientist found only a few worth doing.

From 'Star Trek' actors like William Shatner to science experts like Stephen Hawking, The Big Bang Theory has been host to a wide array of guest stars, including Sara Gilbert, who played Leslie Winkle ...

And now scientists are getting a little closer to understanding how it behaves. The big question is whether this dark energy ...

Lenton, the founding director of the Global Systems Institute at the University of Exeter, was the lead author of the 2008 paper that formally introduced the idea of tipping points in the Earth’s ...

Gerhardt Konig, 46, a renowned anesthesiologist, appeared disheveled days after he was arrested for trying to murder his ...

The blue-headed quail dove is a uniquely ancient species with no close relatives and is now on the brink of extinction. At ...

A long-discredited researcher and vaccine skeptic will conduct a government study on whether vaccines cause autism.

In yesterday’s newsletter, Bill quoted Philip Larkin’s “Homage to a Government,” on Britain’s quiet post-WWII retrenchment: ...

Birds without natural immunity that migrate or roost together in large flocks, such as geese, are most likely to die in large ...

Bay Area transplant Jack "Ziz" LaSota amassed a following with her theories on gender identity, AI and veganism. Authorities ...

But prior to this research, scientists did not fully understand ... ABC News Medical Unit's Dr. Jessica Yang contributed to this report.