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A Nearly 200-Year-Old Museum Known for Its T. Rex Faces Extinction
The Academy of Natural Sciences in Philadelphia, which is affiliated with Drexel University, cited attendance struggles and higher costs in its decision to close.
A Data Center Backlash
Today we visit Pennsylvania, where there’s a high-stakes clash over A.I. jobs and the environment.
Scientists Hunting Dark Matter Found Something Strange
A lone signal from an experiment in South Dakota doesn’t fit the profile of any other known particles, physicists say.
New York Climate ‘Superfund’ Law Falls in Court
The court said the measure, which required energy companies to pay $75 billion to the state, conflicted with federal law.
Ada Yonath, Chemist and First Israeli Woman to Receive a Nobel, Dies at 87
Her mapping of the ribosome, which led to new designs for antibiotics, faced years of derision, as many scientists saw it as a dead-end effort.
Study A.I. Consciousness? The Bots Would Like a Word With You.
Given access to email, A.I. agents have started reaching out to the philosophers and researchers exploring deep questions about them.
Gene-Editing Technology Offers New Ways to Create the Dogs of Our Dreams
Technologies like CRISPR are giving us new ways to create the dogs of our dreams — and a reason to reckon with our past mistakes.
Coral Reefs Are Running Out of Time to Recover, Research Find
Rising sea temperatures mean reefs don’t have enough time to bounce back between intense heat waves, a new report warns.
Watch SpaceX Launch NASA’s Roman Telescope to Chart the Stars
Astronomers will use data collected by Roman’s wide, deep gaze to study the dark universe and hunt for new worlds.
How a Canceled Spy Satellite Became NASA’s New Window Into the Universe
The Nancy Grace Roman Space Telescope, scheduled to launch on Sunday, will study dark energy and discover a multitude of planets.
Mount Everest Base Camp Is Melting. Human Urine Is a Contributor.
More than 6,000 liters are produced daily by thousands of climbers and guides, according to a study.
A Melting Glacier in Nepal Was a Time Bomb. There Are More to Come.
A geologist reflects on the disaster and explains why rapid warming will make deadly glacial floods far more common.
Narwhals Have Stunning Spiraled Tusks. That’s Not the Only Twist.
X-rays revealed that the tusks have an internal opposing twist, which may help explain how they grow so straight — the only tusks like them in nature.
An Experimental Single-Time Treatment Slashed Cholesterol for a Year
A small gene-editing study significantly reduced LDL cholesterol levels, and the results have stuck a year later.
A.I. Brings Big Gains to Hurricane Forecasts, Google Researchers Say
Analysis by the company’s DeepMind unit suggests that an A.I.-enabled model delivers accurate forecasts a day or more before conventional models can.
NASA’s Nancy Grace Roman Telescope Promises a Breakthrough in Cosmic Exploration
NASA’s latest offering to the stars comes from a legacy of great observatories that enabled decades of discovery and unearthed new mysteries about the universe.
Climate Change Raises Risk of Disasters Like Nepal Floods
Glaciers and permafrost in the Himalayas are melting faster as temperatures rise, though scientists are still studying the exact causes of this week’s landslide.
High School Sports in the Heat
High temperatures and new safety rules are transforming practice as a new school year begins.
A Study of Brain Proteins Offers New Targets to Treat Autism
Researchers hope their findings could help inform future therapies for people with severe autism.
New Drug Approved by F.D.A. for Pancreatic Cancer Could Be First of Many
Companies are testing dozens of similar drugs in cancers of the pancreas, lung, colon and more.
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