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"metabolism"5 articles archived since 1845

Mars, Ancient Water, Deep Hydrogen, and Life

Mars, Ancient Water, Deep Hydrogen, and Life

Two billion year-old water pockets and a revised deep hydrogen content are good news for Earth’s vast subsurface biosphere, and could offer clues to life on Mars and much further beyond.

December 18, 2014 — Caleb A. Scharf
Repent for Your Sins—or Turn Them into Something Good

Repent for Your Sins—or Turn Them into Something Good

The November/December Scientific American Mind is a tribute to the seven deadly sins. Not that gluttony, envy, greed, sloth, wrath, lust and pride are necessarily laudable traits, but we can learn a lot from them.

October 24, 2013 — Ingrid Wickelgren