Mathematician, philosopher, soldier, scientist—René Descartes was the definition of a Renaissance man.
The processes behind the physics of LEGOs, the chemistry of laundry, and more.
Scanning 1 square centimeter of each wallet-sized photograph took about eight hours.
He helped develop atomic bombs, but wanted nuclear science to be used for peace.
Though he wasn't able to go to outer space during his lifetime, his words will travel there after his death.
The current record may never be broken.
From a 17-mile-long particle accelerator to a football field–sized space observatory, these machines are marvels.
A theory in science is very different from a theory in everyday conversation.