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ancient cave art showing people and animals

The Guts of Our Ancestors

Findings reveal insights about the evolution of gut microbes in response to diet and environment

Fluorescent microscope image shows dotted green rings against a black backdrop

Drop by Drop

Understanding cells’ liquid compartments could help mop up excess carbon

Blue gloved hands hold a preserved beige fish about one foot long with open mouth and blank eyes

History Lesson

Geneticists comb DNA of “survivor” fish for clues to withstanding climate change

worms squiggle across a microscope slide

Some Like It Hot

Worms may harbor genetic secrets of heat tolerance

Four images of fish shown side by side. Three are orange and eyeless while one, bottom right, is silver with eyes

Going to Extremes

Cavefish offer hints about adapting to rapid environmental changes

Colorized micrograph shows a magenta blob amid gray and beige blobs, with a green background

Success in Sight

Experimental gene therapy for vision loss condition shows promise in mice

coronavirus and antibodies

Escape Artist

How SARS-CoV-2 mutations allow the virus to dodge immune defenses

Cell colorized red-orange with spikes and tendrils against a black background

Different Strokes

New software advances ability to turn stem cells into other cell types