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Sharks and Rays Gain Sweeping Protections from Wildlife Trade
A global treaty has extended trade protections to more than 70 shark and ray species whose numbers are in sharp decline.
Could Weight Loss Drugs Turn Fat Cats Into Svelte Ozempets?
GLP-1 drugs for pets could be the next frontier for the blockbuster weight loss and diabetes drugs.
Solving the Home Care Quandary
Paid home care is buckling under the surging demands of an aging population. But there are alternatives that could upgrade jobs and improve patient care.
It’s No Dodo, But This Newly Discovered Bird Could Share the Same Fate
The slaty-masked tinamou, found in Brazil, is utterly unafraid of people. That could be its undoing, ornithologists worry.
After Trump’s M.R.I. Claim, His Doctor’s Memo Offers Little Clarity
While the president said he had a M.R.I. exam, a physician’s memo released by the White House was less specific.
FEMA Won’t Reinstate Suspended Workers Who Signed Letter Criticizing Trump
Employees suspended in the summer after signing a letter critical of the president were told they could return to work. But the reinstatement was short-lived.
Russian Launch Site Mishap Leaves Country’s Space Program in Limbo
The ability of Russia to launch astronauts to the International Space Station remains in limbo after an incident last week at the Baikonur base in Kazakhstan.
Inside the Bird-Flu Vaccine Trial for Monk Seals
After the virus returned to Hawaii this fall, testing the shots in the endangered seal species became urgent.
Many Fighting Climate Change Worry They Are Losing the Information War
Shifting politics, intensive lobbying and surging disinformation online have undermined international efforts to respond to the threat.
Female Cardiothoracic Surgeons, Unlocking the Male Fortress
Less than 10 percent of heart and lung surgeons in the United States are women. At a recent conference, they vowed to change that.
F.D.A. Attributes 10 Children’s Deaths to Covid Vaccines
The agency’s top vaccine regulator said that a review had found that the children were likely to have died “because of” the shots. But public health experts want to examine the data.
A Different Type of Dementia is Changing What’s Known About Cognitive Decline
On its own, LATE dementia is less severe than Alzheimer’s, but in combination, it makes Alzheimer’s symptoms worse, scientists say.
At Last, a Name for the Murderous Face in a Holocaust Photo
With the help of A.I., a historian has identified the killer in a 1941 image that defined the savagery of the Nazi regime.
Beekeepers, Farmers and the Fight to Save a Century-Old Research Hub
Industry groups and scientists have urged the Trump administration to reconsider its plan to close a renowned Agriculture Department center in Maryland and disperse its work around the country.
To Get a Man’s Attention, Meow Harder
In a small study, pet cats greeted male owners with more vocalizations than they did female caregivers.
To Get a Man’s Attention, Meow Harder
In a small study, pet cats greeted male owners with more vocalizations than they did female caregivers.
E.P.A. Delays Requirements to Cut Methane, a Potent Greenhouse Gas
Oil and gas firms were supposed to start reducing methane, a powerful driver of climate change. The agency is giving them more time and may cancel the requirement.
Paul Ekman, Who Linked Facial Expressions to Universal Emotions, Dies at 91
Often called the world’s most famous face reader, he inspired the TV show ‘Lie to Me.’ But some questioned his assumption that human expressions were ‘pan-cultural.’
U.S. Nuclear Arms Chief Warns Against Leaks of Secret Information
The email sent to atom bomb officials by Brandon Williams highlights the managerial challenge faced by the former one-term congressman.
NASA Rover Discovers Lightning on Mars
The Perseverance rover picked up audio evidence of electric discharges in the red planet’s atmosphere.
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