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NYT > Science
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This Cityâs Best Winter Show Is in Its Pitch-Dark Skies
A heritage of dark sky preservation means residents of Flagstaff welcome the seasonâs longer nights with prolonged views of the stars.
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How to Watch the Ursids Winter Solstice Meteor Shower
The Ursids this weekend are a winter solstice light show.
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The Meek Really Did Inherit the Earth, at Least Among Ants
How did ants take over the world? The answer may be skin deep.
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Museum of the Earth and Its Fossil Collection Fight Their Own Extinction
A funding crisis at the Museum of the Earth and the Paleontological Research Institution in Ithaca, N.Y., could scatter priceless specimens and end nearly a century of pioneering research.
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NASA Webb Telescope Discovers Lemon-Shaped Planet, the âStretchiestâ Ever Seen
An unusual object orbiting a rapidly spinning star might be a new phenomenon in the universe.
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Jared Isaacman Confirmed to Run NASA as Space Program Is in Peril
Jared Isaacman, the billionaire nominated twice to lead the agency, may draw some lessons from the tenure of another NASA leader in the 1990s.
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Penguins Become Prey for the Pumas of Patagonia
In Argentina, the return of pumas brought top predators back to the landscape â much to penguinsâ dismay.
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More Than 2,000 Dinosaur Footprints Are Found in the Italian Alps
Two hundred million years ago, prosauropods walked the earth. They left something behind.
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When the Bones Were Good, These Bees Buried Their Babies
A cave in the Dominican Republic concealed thousands of years worth of animal bones that had been turned into nests by prehistoric bees.
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Older Americans Quit Weight-Loss Drugs in Droves
In some studies, half of patients stopped taking GLP-1s within a year despite the benefits, citing the expense and side effects.
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Overlooked No More: Inge Lehmann, Who Discovered the Earthâs Inner Core
She pointed to evidence that the Earthâs inner core was solid â not liquid, as scientists had believed â a discovery that was ahead of its time.
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Controversial Dakota Pipeline Gets a Big, Belated Government Boost
A delayed environmental review cleared the Dakota Access Pipeline to continue operating. Separately, a North Dakota judge expressed unusual exasperation over the tangled legal battles.
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A Somber Mood at Science Meeting as Trump Budget Cuts Continue
News of the breakup of a leading science institution rippled through an annual gathering of Earth, ocean and space scientists. Many say American science is suffering under the Trump administration.
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F.D.A. Turmoil Keeps Spotlight on Its Commissioner
The agencyâs high-level turnover and conflicting policy decisions on drug oversight have fueled concerns about the leadership of Dr. Marty Makary.
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Suspect in MIT Professorâs Death Was an Ex-Classmate from Portugal, Prosecutors Say
Nuno F.G. Loureiro, the professor, and the man suspected in his killing attended the same physics program in Portugal during the 1990s.
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Trump Moves to End Gender-Related Care for Minors, Threatening Hospitals That Offer It
Proposed new rules would punish the hospitals by pulling all federal financing. Advocates say lawsuits will follow.
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She Tracked Fish That Coastal Communities Depend On. Then She Was Fired From NOAA.
Ana Vaz monitored crucial fish stocks in the Southeast and the Gulf of Mexico until she lost her job at NOAA.
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National Center for Atmospheric Research to Be Dismantled, Trump Administration Says
Russell Vought, the White House budget director, called the laboratory a source of âclimate alarmism.â
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Greenpeaceâs Fight With Pipeline Giant Exposes a Legal Loophole
A court filing by a group with deep ties to the pipeline company Energy Transfer raises questions about the growing use of amicus briefs in litigation.
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Research Flights Over the Atlantic Could Help Improve Atmospheric River Forecasting
A global effort to better understand moisture-laden rivers in the sky, like those currently battering the West Coast, will take flight in January.
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U.S. Is Seeking Exemption From a European Climate Law, Officials Say
Diplomats told E.U. officials that the blocâs law on methane, a potent greenhouse gas, would hurt American oil and gas companies.
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Ruth Kiew Dies at 79; Botanist Made Discoveries in Remote Forests
Trekking across Malaysia, her adopted country, she found more than 150 unrecorded plant species. âSheâs one of the greatest botanists who ever lived,â a colleague said.
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M.I.T. Professor Nuno Loureiro Is Fatally Shot in His Brookline Home
The professor, Nuno F.G. Loureiro, was pronounced dead at a hospital on Tuesday morning. The authorities said they had opened a homicide investigation.
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Heart Association Revives Theory That Light Drinking May Be Good for You
The American Heart Association report runs contrary to recent studies â and the groupâs own guidelines â that found any amount of alcohol to be harmful.
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Arctic Report Card Marks Record Temperatures and Rainfall in Arctic
A yearly checkup on the region documents a warmer, rainier Arctic and 200 Alaskan rivers ârustingâ as melting tundra leaches minerals from the soil into waterways.
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How the Pandemic Lockdowns Changed a Songbirdâs Beak
For ecologists, the Covid-19 pandemic has presented a remarkable natural experiment in what can happen to wild animals when humans stay home.
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A Powerful New Drug Is Creating a âWithdrawal Crisisâ in Philadelphia
Medetomidine, a veterinary sedative, mixed into fentanyl has sent thousands to hospitals, not only for overdose but for life-threatening withdrawal. It is spreading to other cities.
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