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Microbes

Osmotroph

An organism that eats by osmosis, relying on nutrients diffusing into its body from a higher concentration in its environment.

Health & Medicine

Experimental drug might get the salt out

Tests in people and rats show sodium levels in blood drop as drug candidate limits the body’s salt absorption.

Paleontology

Fossil whale skull hints at echolocation’s origins

Ancestors of toothed whales used echolocation as early as 34 million years ago, analysis of a new fossil skull suggests.

Life

Cell visible by own light

Neuroscience

Pianists learn better by playing

Pianists’ muscle memory helped them recognize incorrect notes.