Wormholes could be the key to time travel

Wormholes are one way that physicists have imagined traveling into the past. But if something gets there, is it physically possible to change anything?

A DAY AGO

Video: Dolphin Carries Dead Calf in What Experts Call Mourning

Footage posted by a conservancy group offers an unusual glimpse of a common behavior by dolphins that often goes unobserved.

La Brea Tar Pits disgorge rare ice age toad

This marks only the second ice age amphibian found in North America—and it gives researchers vital information abot the ancient climate

16 HOURS AGO

Trump’s Push for More A.I. Data Centers Will Mean Major Air Pollution

YouTube star Simone Giertz has some life and science lessons to share with you

The Swedish engineer influencer has spent over a decade on YouTube growing a loyal audience of over 2.5 million followers, but for her, the journey was all about living a less typical life in science.

Psilocybin could kick-start anorexia recovery, early results suggest

An active ingredient in magic mushrooms, psilocybin has shown early promise for treating eating disorders

Mathematicians make a breakthrough on Gauss’s riddle, unsolved for 200 years

A solution to part of the Cohen-Lenstra conjecture helps resolve a long-standing mystery about quadratic forms

Scientists discover a ‘skinny gene’ mutation that acts like Ozempic

One in 7,000 people carry this gene mutation

How living near mountain lions might actually make you safer

Mountain lions (also known as cougars or pumas) make roads safer by scaring deer and elk that can cause collisions with cars into more remote areas

Neanderthal genes may give modern humans’ muscles a boost

Most of the world's population carries at least a little Neanderthal DNA

Spectacular images reveal never-before-seen whirlpools on the sun

Strange whirlpools of plasma seen in the sharpest images ever captured of our star help explain the deep origins of Earth-threatening space weather and more

9 HOURS AGO

A Four-Ton SpaceX Rocket Stage Hit the Moon, but No One Saw It

Although amateur and professional astronomers pointed their telescopes at the impact site, there were no obvious signs of a collision — at least not yet.

A DAY AGO

Meet the Bee Vet, Now Making Hive Calls

Veterinarians are gingerly embracing the honeybee, a vital pollinator for agriculture but one that’s in increasing danger.

Elon Musk reveals SpaceX plans to build satellite factories on the moon

Musk outlined his vision to investors after SpaceX posted a $542 million loss from its space launch sector in its first quarter as a public company

Trump CDC pick Erica Schwartz confirmed to lead nation’s top public health agency

The Centers for Disease Control and Prevention hasn't had a full-time leader in almost a year