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27 illustrations
Carl Sagan was fond of saying, "We are made of star stuff" — and he was not being poetic. He was being precise. Every carbon...
In 2002, scientists Sydney Brenner, John Sulston, and H. Robert Horvitz won the Nobel Prize in Physiology or Medicine for discovering something remarkable inside every...
Every atom of calcium in your bones, every molecule of oxygen in your lungs, was forged inside a dying star. This is one of astrophysics'...