press releases

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an outline of the human brain as seen from the side, filled with images of high-fat foods

Scientists discover why obesity takes away the pleasure of eating

March 26, 2025

3 gold circles against a blue background, with leaping squirrels in two and a leaping robot in the middle

No robot can match a squirrel’s ability to leap from limb to limb — until now

March 19, 2025

a large green iguana with narrow yellow stripes rests on the lower trunk of a palm tree with a beach and ocean in the background

Iguanas floated one-fifth of the way around the world to colonize Fiji

March 17, 2025

Mars depicted as a brown and blue orb

Ancient beaches testify to long-ago ocean on Mars

February 24, 2025

Study finds persistent spike in hate speech on X

February 13, 2025

brown frog with yellow stripe on side, sitting on a brown leaf

En busca de una rana venenosa y de un nombre culturalmente apropiado

February 10, 2025

brown frog with yellow stripe on side, sitting on a brown leaf

In pursuit of a poison frog — and a culturally appropriate name

February 10, 2025

a brown grasshopper on sand soil

Life cycles of some insects adapt well to a changing climate. Others, not so much.

January 31, 2025

Dr. Michael V. Drake, the 21st president of the University of California.

UC President Michael V. Drake’s message on federal funding freeze

January 28, 2025

looping steel structure lit up against a starry sky

Astronomers thought they understood fast radio bursts. A recent one calls that into question.

January 21, 2025

side view of a brown fly, and closeup of abdomen with 2 dark spots

Fly vs. wasp: Stealing a defense move helps thwart a predator

December 23, 2024

Three dried grapevine specimens, mounted on paper, are spread across a table. Behind the table stand two individuals who are smiling at the camera. Storage cabinets that are filled with file folders can be seen in the background.

What a century-old grapevine reveals about a disease that plagues wine country

December 16, 2024

red and black human figures on the wall of a cave, with DNA helices inside each figure

A new timeline for Neanderthal interbreeding with modern humans

December 12, 2024

the southern portion of a blue Jupiter with a dark blue spot and a chocolate-brown cap at the bottom

Magnetic tornado is stirring up the haze at Jupiter’s poles

November 26, 2024

a planet against a blue background is exploded in layered hemispheres resembling clouds, an ocean, an amber layer and a core

A clue to what lies beneath the bland surfaces of Uranus and Neptune

November 25, 2024

a mottled purple ball surrounded by white lines against a black background

A nearby supernova could end the search for dark matter

November 21, 2024