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Antibiotic resistance is often described in the media as bacteria "learning" to defeat drugs, but nothing about the process involves learning at all.

Bacteria are single-celled microorganisms that represent one of life's three fundamental domains, and by nearly any measure, they're the most suc

Every human body hosts trillions of microorganisms, bacteria, viruses, fungi, and other microbes,

Roughly a third of a human life is spent asleep, and for a long time that made sleep look like wasted time from a biological standpoint. It isn't. Sl

Light bouncing off the objects around you is just electromagnetic radiation, no color, no shape, no meaning, until your visual system does the work o

Blood carries oxygen, nutrients, hormones, and immune cells to nearly every tissue in the body, but the brain is unusually selective about what it le