Science

New research finds that the death rate among Black youths soared by 37 percent, and among Native American youths by 22 percent, between 2014 and 2020, compared with less than 5 percent for white youths.

Two periodical cicada broods are appearing in a 16-state area in the Midwest and Southeast for the first time in centuries.

Illinois is the center of the cicada emergence that is on the way. Two groups of cicadas are expected at once, leaving some people queasy, others thrilled.

A genetic analysis sheds light on when the outbreak began, how the virus spread and where it may be going.

The Chang’e-6 mission aims to bring back samples from the lunar far side.

Thousands of Americans believe they experienced rare but serious side effects. But confirming a link is a difficult task.

All vaccines have at least occasional side effects. But people who say they were injured by Covid vaccines believe their cases have been ignored.

Professor Young’s experiments with prairie voles revealed what poets never could: how the brain processes that fluttering feeling in the heart.

But the scope of the outbreak among cattle remains uncertain, and little human testing has been done.

Several lawmakers questioned whether the company had become so large — with tentacles in every aspect of the nation’s medical care — that the effects of the hack were outsize.

Women at risk for extreme high blood pressure should take a daily baby aspirin. But their doctors don’t always tell them.

The low water levels that choked cargo traffic were more closely tied to the natural climate cycle than to human-caused warming, a team of scientists has concluded.

He figured in the examination of sensational cases involving President John F. Kennedy, Martin Luther King Jr., O.J. Simpson and others.

The Biden administration is tightening efficiency rules for water heaters, stoves and other appliances, and conservative politicians are dialing up their criticisms.

Some researchers said the advice did not go far enough. The panel also declined to recommend extra scans for women with dense breast tissue.

With the help of Google Cloud, scientists churned through hundreds of thousands of images of the night sky to reveal that the solar system is filled with unseen objects.

Around the world, grass-roots organizers and Indigenous communities are taking proposed coal, oil and gas projects to court — and winning.

Thousands of people with sleep apnea and other illnesses had sued the company, claiming flawed devices were harming them.

A new study bolsters existing research suggesting that exercise can protect against anxiety, depression and attention challenges.

An audacious federal plan to protect the spotted owl would eradicate hundreds of thousands of barred owls in the coming years.

Despite an arsenal of drugs, many Americans are still unaware of their infections until it’s too late. A Biden initiative languishes without Congressional approval.

The Cleveland Museum of Natural History is rolling out two new exhibition halls and making its scientists more accessible. And don’t forget the dinosaurs.

The early results suggest that pasteurization is killing the H5N1 virus in milk, something that regulators were not certain of.

The proposal had been years in the making, in an effort to curb death rates of Black smokers targeted by Big Tobacco. In an election year, the president’s worries about support among Black voters may have influenced the postponement.

The women underwent the cosmetic procedure at an unlicensed spa in New Mexico.

The statue will be part of “Ancient Huasteca Women: Goddesses, Warriors and Governors” at the National Museum of Mexican Art in Chicago.

The Atomic Museum in Las Vegas explains to visitors that Nevada and other states also played a role — for better or worse — in the creation of nuclear energy.

A historian and sociologist of science re-examines the “posture panic” of the last century. You’ll want to sit down for this.

Two creatures unearthed in 2006, and finally on display in North Carolina, might hold the key to a major debate over a certain animal’s identity.

There is no evidence that the milk is unsafe to drink, scientists say. But the survey result strongly hints that the outbreak may be widespread.

Of the 160 whales stranded near the town of Dunsborough on Thursday morning, more than 100 were returned to the ocean. Twenty-nine others, however, died on the beach.

The administration issued a major climate regulation aimed at virtually eliminating carbon emissions from coal, the dirtiest of the fossil fuels and a driver of global warming.

The Biden administration has expressed growing alarm that efforts to fight climate change could falter unless the electric grids are quickly expanded.

Pivmecillinam, which has been used in Europe for decades, will become available next year to women 18 and older.

The court’s ruling could extend to at least half a dozen other states that have similarly restrictive bans, and the implications of the case could stretch beyond abortion.

Since a new form of bird flu arrived in 2022, federal officials have sought to reassure Americans that the threat to the public remained low.

NYU Langone Health surgeons performed the transplant after implanting a mechanical heart pump in the severely ill patient.

Scientists are making computer models to better understand how the mysterious insects emerge collectively after more than a decade underground.

A single spillover, from a bird to a cow, led to the infections, a review of genetic data has found.

A show at the New York Botanical Garden, inspired by Lewis Carroll’s books, will explore his fictional and real worlds through plants, art and artifacts.

The milk poses virtually no risk to consumers, experts said. But the finding suggests that the outbreak in dairy cows is wider than has been known.

A 40-year-old man was acquitted of a drunken driving offense after doctors confirmed he had a rare condition: auto-brewery syndrome.

Animal-welfare science tries to get inside the minds of a huge range of species — in order to help improve their lives.

Some states with Republican-controlled legislatures want more data, while some controlled by Democrats want less, fearing it could be used to target patients or providers.

New research questions the long-held theory that reintroduction of such a predator caused a trophic cascade, spawning renewal of vegetation and spurring biodiversity.

Paris is becoming a city of bikes. Across China, people are snapping up $5,000 electric cars. On Earth Day, a look at a few bright spots for emission reductions.

They were distinct people who pursued different lives. “Get past this already, everybody,” Lori said, “get past it and learn to know the individual person.”

H5N1, an avian flu virus, has killed tens of thousands of marine mammals, and infiltrated American livestock for the first time. Scientists are working quickly to assess how it is evolving and how much of a risk it poses to humans.

There’s 50 percent more carbon dioxide in the air than before the Industrial Revolution.

Homeownership is not the boon to older Americans that it once was.

Some poultry growers are turning to innovative tactics to protect their flocks, deploying deterrents like drones, air horns, balloons and decoy predators.

Officials have shared little information, saying the outbreak was limited. But asymptomatic cows in North Carolina have changed the assessment.

Despite significant progress, Scotland was falling short on cutting vehicle emissions, switching to heat pumps and even restoring peatland, the government said.

A nearly full moon could interfere with the shower during its peak. It is forecast to be active until near the end of the month.

Among those with substance use disorders who have been referred to child welfare, less than half received medication or counseling.

Mammography can miss tumors in women with dense breasts, so their doctors often include ultrasound or M.R.I. scans. Patients often wind up paying the bill.

A new map of the center of the Milky Way galaxy reveals details of its magnetic fields

As record heat enveloped the nation, the rate of emergency room visits increased compared with the previous five years, a sign of the major health risks of high temperatures.

An international team of researchers found that heavy rains had intensified in the region, though they couldn’t say for sure how much climate change was responsible.

Development and groundwater pumping are causing land subsidence and heightening the risks of sea level rise.

The measure elevates conservation in a number of ways, including by creating new leases for the restoration of degraded areas.

The change followed a sweeping review by England’s National Health Service that found “remarkably weak” evidence for youth gender treatments.

The company has told countries that it can supply only 18.8 million of the 29.6 million doses it was contracted to deliver this year.

After a drawn-out global controversy over the coronavirus, the W.H.O. has updated its classification of how pathogens spread through the air.

The disaster, intensified by El Niño, is devastating communities across several countries, killing crops and livestock and sending food prices soaring.

To lure visitors, residents of Yoshida, famed for its high-quality steel, are inviting tourists to help produce it.

She was believed to be the first Western scientist to study the animals in their natural habitat, but she struggled to overcome sexism in academia.

In a first, a Colorado law extends privacy rights to the neural data increasingly coveted by technology companies.

Ancient humans left behind numerous archaeological traces in the cavern, and scientists say there may be thousands more like it on the Arabian Peninsula to study.

When Ruby Reynolds and her father found a fossil on an English beach, they didn’t know it belonged to an 82-foot ichthyosaur that swam during the days of the dinosaurs.

New regimens in development, including once-weekly pills and semiannual shots, could help control the virus in hard-to-reach populations.

The company reported results of clinical trials involving Zepbound, an obesity drug in the same class as Novo Nordisk’s Wegovy.

A mining company wants to build a 211-mile industrial road through Alaskan wilderness to reach a large copper deposit. The Interior Department says it would harm wildlife and communities.

Soon, this devil-horned comet won’t be visible for another seven decades.

Feral cats take a heavy toll on the world’s wildlife, especially Down Under. The solution? Smarter traps, sharpshooters, survival camp for prey species, and the “Felixer.”

The agency will seek new ideas for its Mars Sample Return program, expected to be billions of dollars over budget and years behind schedule.

He arranged for artists to have access to astronauts, launchpads and more. “Their imaginations enable them to venture beyond a scientific explanation,” he once said.

An ascending jet’s contrail over Montreal added to the wonder of last Monday’s eclipse.

His testimony as an expert witness in some 600 trials helped plaintiffs win billions of dollars in cases involving malfeasance by pharmaceutical makers.

Mr. Gore spoke at a climate leadership conference hosted by his nonprofit organization.

Rising sea temperatures around the planet have caused a bleaching event that is expected to be the most extensive on record.

First, fish off the Florida Keys started swimming in spirals or upside down. Then, endangered sawfish started dying. Scientists are racing to figure out why.

Lawmakers raising national security concerns and seeking to disconnect a major Chinese firm from U.S. pharmaceutical interests have rattled the biotech industry. The firm is deeply involved in development and manufacturing of crucial therapies for cancer, cystic fibrosis, H.I.V. and other illnesses.

To protect Australia’s iconic animals, scientists are experimenting with vaccine implants, probiotics, tree-planting drones and solar-powered tracking tags.

When traditional conservation fails, science is using “assisted evolution” to give vulnerable wildlife a chance.

From airlines to pork sellers, corporate brands face legal and regulatory challenges for misleading the public with lofty climate claims.

He diagnosed dozens of patients with what he said were suppressed memories of being tortured by cults. He later lost his license.

For the first time since 1920, the government has raised the rates that companies pay. The fossil fuel industry says it will hurt the economy.

Millions in Sackler donations sat dormant, rising in value as the opioid epidemic raged and as other institutions distanced themselves from the makers of a notorious painkiller.

New research finds that the microscopic “water bears" are remarkably good at repairing their DNA after a huge blast of radiation.