NYT Science

The company is seeking F.C.C. approval to test an idea to reflect sunlight to Earth at night, possibly powering solar panels. Critics say it could be bad for people and wildlife.

She laid much of the theoretical groundwork for the atomic bomb, although she did not participate directly in its production.

Researchers have devised a new tool for discerning between naturally occurring viral outbreaks and those resulting from lab accidents.

After outgrowing its original home, the National Museum of Mathematics has added new exhibits and an art gallery space in what was an empty storefront along the Avenue of the Americas in Manhattan.

Hardy bacteria in a lab survived pressures comparable to an asteroid strike on the red planet, suggesting a hypothetical scenario in which our planet was seeded with life.

The strawberry guava, one of the world’s worst invasive species, hinders forest restoration on the island while feeding its famous endangered primates.

Not all acts of extinction are to be regretted.

Dr. Vinay Prasad drew criticism for overriding career scientists and rejecting drugs by companies seeking agency approval.

New data about the DART spacecraft’s effects adds evidence that Earth could be defended from future deadly asteroids by diverting their orbits.

A temptress on the silver screen in the 1930s and ’40s, she later became an inventor.

A draft assessment of the health of nature in the United States is grim but shot through with bright spots and possibility.

How scientists, conservationists and the fragrance industry are working to revive extinct scents and perpetuate threatened ones.

Kakapos, which are reclusive and flightless and can live as long as humans, are found only in New Zealand. They feed on the fruit of the rimu tree.

A new analysis of prescription data found that emergency room orders for acetaminophen for pregnant women fell for weeks after the federal warning.

One year in, assessing budget cuts to federal climate and science jobs.

An unusual outbreak of wildfires in city parks gave scientists a chance to study these rare events. Now they’re coming to different conclusions.

Agency officials promise fast reviews of new treatments while vowing they will not be a “rubber stamp” for the industry. But patients with rare diseases view recent decisions as signs that the doors are closing on their options.

In a recent review, a small group of patients received the injections less frequently but still maintained weight loss and health benefits.

The Antscan database captures the tiny insects’ diversity and shows how the world’s living things could be rendered in three dimensions.

No companies bid for the chance to drill in more than 1 million acres of water off Alaska’s Cook Inlet, the Interior Department said Wednesday.