NYT Science

Now the government’s recommendation is to “limit” drinking, without specifying safe amounts for men and women. The guidelines no longer warn of risks like cancer.

Jawbones and other remains, similar to specimens found in Europe, were dated to 773,000 years and help close a gap in Africa’s fossil record of human origins.

Most of the reserves in the country are extra-heavy oil that’s tough to extract and generates more greenhouse gases.

Problems with a 25-year-old landmark paper on the safety of Roundup’s active ingredient, glyphosate, have led to calls for the E.P.A. to reassess the widely used chemical.

They drew with crayons, possibly fed on maggots and maybe even kissed us: Forty millenniums later, our ancient human cousins continued to make news.

On night walks through Highgate Wood, Cindy Blaney shares the whirling wonder of the often-maligned mammals with the humans below.

Karen Budd-Falen, the No. 3 at the Interior Department, didn’t disclose a $3.5 million water-rights contract between her husband and the developers of a Nevada mine, records show.

Many shots seem to have “off-target” benefits, such as lowering the risk of dementia, studies have found.

The developers of Revolution Wind off Rhode Island and Empire Wind off New York are the latest to sue the Trump administration.

As enhanced subsidies expire, many Americans covered under the Affordable Care Act are having trouble paying for insurance.

Side-blotched lizards probably don’t call the game that, but they play a version of it anyway. A new study explains the hidden biology that makes this possible.

Holdings from the library at the Goddard Space Flight Center, which includes unique documents from the early 20th century to the Soviet space race, will be warehoused or thrown out.

Scientists took samples from whale blow, identifying possible disease risks for marine mammals in northern seas.

Brenna Henn had a long-term grant to study the genetic diversity of Africans and people of African descent. Then her N.I.H. funding was cut.

After eight years of training, Dr. Maureen McKiernan made her debut as the lead surgeon on an infant heart transplant — an operation on the edge of what’s possible.

Gov. Kathy Hochul signed legislation that will ultimately ban the catch and biomedical use of the crabs.

Some tech leaders are concerned that the artificial intelligence race will exhaust available land and energy. The solution might lie in orbit.

Now that the condition is known to spread sexually, there are steps you and your partner can take to prevent it.

In 2026, there will be journeys to the moon and Mars, new visions of the cosmos and a solar eclipse that might be worth traveling for.

Two brothers, both mechanical engineers, are climbing many of the world’s tall peaks to prove they have been measured incorrectly.