NetflixBryan Johnson is an unusual fellow by anyone’s standards. A millionaire venture capitalist and anti-ageing evangelist, he wants to push his lifespan and “healthspan” to the very limits by ...

When you push or pull with a simple machine, you are applying a force and doing work. And, if you get more force out of a machine than you put into it, then that machine has a mechanical advantage.

In the FRONTLINE documentary Alaska’s Vanishing Native Villages, residents of a coastal Alaska Native community called Hooper Bay confront a dilemma. Their way of life relies in part on harvesting ...