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J. Craig Venter, Scientist Who Decoded the Human Genome, Dies at 79

NICHOLAS WADE

A risk-taking outsider, he brought speed, competition and controversy to one of science’s biggest races.

The effort to rescue ‘Timmy’ the humpback whale just took a risky turn

Rescuers had called off the effort to save "Timmy," a humpback whale that had stranded in the Baltic Sea last month. But now a last-ditch attempt to move the creature by barge is underway

Scientists just discovered what is fueling cows’ potent burps

The "hydrogenobody," a newly discovered structure inside microbial cells in cows' gut, may play a key role in methane production, a new study suggests

Trump withdraws wellness influencer and MAHA activist Casey Means as surgeon general nominee

On Thursday the president announced he is nominating Nicole Saphier, a radiologist and Fox News contributor, as the nation's top doctor

Scientists use AI to test whether life can run on only 19 amino acids

An engineered E. coli strain survived after one amino acid was designed out of many of its ribosomal proteins—an early test of whether life's chemistry can be simplified

Forest Service Research Labs Are Closing

ERIC NIILER AND JOHN STEMBER

A research lab in Washington State tracks ecological changes in a warming climate and provides scientific guidance for forest managers. It is one of 57 such facilities being shuttered.

At shadow climate summit on phasing out fossil fuels, scientists are center stage

Representatives of more than 50 nations gathered in Santa Marta, Colombia, this week at what was billed as the first global summit on phasing out fossil fuels. A panel of scientists will be advising them

FEMA Is Reversing Job Cuts Made Under Kristi Noem

SCOTT DANCE

The agency said staff members who had been let go or placed on administrative leave were now needed to prepare for hurricanes and the World Cup.

Smog in Phoenix and Salt Lake City? The E.P.A. Is Blaming Asia.

HIROKO TABUCHI

The Trump administration says the cities shouldn’t be penalized for unhealthy air because pollution can blow in from abroad. Some experts say that’s preposterous.

The Vaccine Skeptic in Trump’s New C.D.C. Leadership Team

APOORVA MANDAVILLI

Dr. Sara Brenner is a physician, an F.D.A. official and a “MAHA mom” who has said people should not reflexively believe in the benefits of vaccines.

‘Spectacular’ Viking coin hoard discovery is likely the largest in history

Archaeologists have uncovered almost 3,000 silver coins so far—and more could come to light

What is the AI compute crunch, and why are AI tools hitting usage limits?

Rate limits on Claude and other tools could hint at a deeper squeeze on the chips, power and data centers needed to run advanced AI. Researcher Lennart Heim explains

What is the Kardashev scale, and can we climb it?

The Kardashev scale is an interesting but flawed gauge of a civilization's growth

Trump, ibogaine and the science behind the psychedelics boom in the U.S.

Tracing how psychedelics have undergone a revival in the U.S. and what the White House's new psychedelic push means for research

The spring migration of birds is peaking. Here’s how to watch

The migration of birds from their southern wintering grounds to their breeding grounds in the north is in full swing