Science & Futurism with Isaac Arthur cover image

Refueling Our Sun: Holding Back Eternity

Science & Futurism with Isaac Arthur

00:00

Fusion in a Star

Fusion is millions of times denser in energy than an equal weight of chemical fuel like gasoline. It's all about having an energy level in particle collisions high enough to make a fusion event likely. Our matter of our own Sun produces very little power, it would take several tons of it to run a light bulb,. but there's an awful lot of Sun and those tons of matter will run that light bulb for eons.

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