Science

The death, which was reported on Friday, is only the fifth fatal human rabies case in Minnesota since 1975, health officials said.

By Hank Sanders

Two astronauts — one American, one Russian — are headed to the International Space Station with two empty seats for crewmates who are already in orbit.

By Kenneth Chang

With communication lines down in the mountains amid Helene, early reports were unclear about how many landslides had occurred and the extent of damage from the storm.

By Austyn Gaffney

A pet trust designates a new guardian for companion animals and sets aside funds for their care. Better yet, it’s legally binding.

By Paula Span

Specialized viewfinders installed across state parks let visitors with red-green colorblindness see more distinct colors.

By Emmett Lindner

Federal regulators spent billions of dollars to avoid a spike in costs for older Americans that could have been politically damaging to the presidential campaign of Vice President Kamala Harris.

By Rebecca Robbins and Reed Abelson

Seven people in contact with a patient hospitalized with bird flu also developed symptoms, the C.D.C. reported. Some are undergoing further tests.

By Apoorva Mandavilli and Emily Anthes

Shares of the company, one of the largest chains of for-profit psychiatric hospitals, were down 25 percent at one point.

By Jessica Silver-Greenberg and Katie Thomas

The birth defects were more likely, but still very uncommon, in infants conceived through certain fertility treatments, a large study found.

By Teddy Rosenbluth

Available antipsychotic treatments work by blocking dopamine receptors. The new drug, Cobenfy, takes a different approach.

By Ellen Barry and Christina Jewett

The F.B.I. is also investigating the large chain of psychiatric hospitals for holding patients longer than what is medically necessary.

By Katie Thomas and Jessica Silver-Greenberg

Health experts, gathering at the U.N., have begun to shift their focus to try to provide access to basic drugs in countries where preventable deaths from infections occur too frequently.

By Andrew Jacobs

A new report calls for public education and closing of legal loopholes to keep the public safe.

By Matt Richtel

Wildlife experts fear that a rat could disrupt the island’s delicate balance, so they are pulling out all the stops.

By Amanda Holpuch

A top medical device regulator’s work overlapped at times with his wife’s legal representation of clients with business before the agency.

By Christina Jewett

This newly redesigned space at the Natural History Museum in London traces 540 million years of the past while creating an outdoor laboratory for the future.

By Keridwen Cornelius

Storm Boris dumped record amounts of rain over Central and Eastern Europe this month. A new study found climate change made the deluge more likely.

By Austyn Gaffney

Overwhelmed by queries, physicians are turning to artificial intelligence to correspond with patients. Many have no clue that the replies are software-generated.

By Teddy Rosenbluth

From Covid to dengue, viral outbreaks seemed to be popping up all over. But maybe Americans are just more attuned to threats now.

By Apoorva Mandavilli

A transformed China, conflicts in Ukraine and elsewhere, and intractable clashes over money have pushed the prospects of progress to a new low.

By Somini Sengupta and Max Bearak