If the Universe Is Teeming with Aliens ... WHERE IS EVERYBODY?: Seventy-Five Solutions to the Fermi Paradox and the Problem of Extraterrestrial Life

by Stephen Webb

Rather than become bogged down in the details of LUCA, we can consider the “bottom-up” approach to the question of the origin of life. We can ask: how did the universal chemicals of life—nucleic acids and proteins—come into existence?

Main