A stretchy plastic that changes colors as it deforms lets mathematicians and physicists model the stress points of knots, and

These astronauts are out of this world and breaking new ground for space science.

The more ‘parentese’ there is at home, the more likely a child is to have an advanced vocabulary later on. 

It’s not the same as a vaccine. But a shorter-lived antibody treatment may shield health workers and family members during

An engineering team bored 2 miles into hot rock without causing major earthquakes—a good sign for harnessing the Earth’s heat

A scan revealed a clot in a patient’s jugular. The challenge? That patient was an astronaut, 250 miles overhead in

The country’s health care system, with its expertise in conducting clinical research, is ready to run new drug tests. But

Last year, the vice president directed the space agency to put astronauts back on the moon. NASA crunched the numbers—and

A scientist spent years building a tool to identify coronaviruses that can jump species. Then this winter’s virus emerged—and put

Antechinus has so much sex over three weeks that males go blind and die, yet it’s climate change that threatens