NYT Science

Our genes evolved to fight ancient threats, but in the modern world, some of those changes may be turning against us.

Although Kosmos 2612 is now backing away, the maneuver raised alarm bells for analysts who see it as part of a pattern of Russian aggression.

The mission, which launched on Monday, is headed to Phobos, the larger of the two moons of Mars. It could carry back the first samples from the Martian system.

The dire projections come from the state’s Climate Change Assessment, which analyzes the impacts of changing weather patterns on the nation’s most-populous state.

SpudCells may one day produce new medicines and materials. But first scientists have to improve them — and make sure they aren’t misused.

Trees are suffering one devastating epidemic after another, unleashed by insects and bacteria that enter the country because of global trade.

Where did it start? How did it grow complex? Why did it get big? Three moments in Earth’s early history when evolution suddenly, inexplicably turned up the dial.

A satellite image sent researchers to a remote Pacific atoll, but their findings brought no resolution to the decades-old search. Here’s what to know.

Experts are reaching consensus on what the condition is. Now they’re debating how best to treat it.

Helen Branswell recognized the threat of the pandemic ahead of the vast majority of journalists and even medical experts. She was 69.

At Sotheby’s, a feast of rare science books includes volumes from Copernicus, Galileo and Newton that together revolutionized human understanding of the cosmos.

The health secretary is quietly taking steps that public health experts fear will reduce immunization rates further.

The Fields Medalist Terence Tao is on the front lines of a debate about artificial intelligence and the future of his field.

Earth’s rotation subtly changes the length of the day. Now our clocks won’t change with it — at least not for a very long time.

Facing a flood of A.I. slop, groups bent on democratizing science create new checks and balances.

A Russian researcher, who died from an unknown illness, worked at a remote anti-plague facility. Few foreigners have visited these labs, which dot the former Soviet states, and are shrouded in secrecy.

After sick corals were placed in direct contact with healthy ones of the same genetic makeup, they recovered at “incredible” speed, scientists found.

Lung cancer is still a leading cause of cancer death, but that rate is half what it was in the 1990s, partly because newly developed treatments are working.

For more than a decade, conservative activists held that a single atomic bomb could, without killing Americans directly, lay waste to the country — a claim that built fervor for war with Iran.

He’s been linked to someone called “The Hawk.” He named his company “This Isn’t a Dentist’s Office.” The feds say he hacked American environmentalists.