NYT > Science

    New Talks on Paris Climate Pact Are Set, and That’s Awkward for U.S.

    New Talks on Paris Climate Pact Are Set, and That’s Awkward for U.S.


    President Trump announced in June that the United States would withdraw from the Paris climate...

    International delegates will gather next month to discuss implementing the Paris agreement, and American negotiators will be there even though the United States has said it will quit the pact.
    The New Health Care: How a Healthy Economy Can Shorten Life Spans

    The New Health Care: How a Healthy Economy Can Shorten Life Spans


    An oil refinery plant in Pasadena, Tex. As economies in industrialized nations boom, they produce more air pollution, shortening some...

    In general, prosperity brings better health. But economic booms are also associated with air pollution, stress and car accidents.
    Volcanoes Helped Violent Revolts Erupt in Ancient Egypt

    Volcanoes Helped Violent Revolts Erupt in Ancient Egypt


    A harvest scene at the tomb of Petosiris, a high priest of Thoth, at Tuna el-Gebel, Egypt, from the Ptolemaic era. Researchers believe that volcanic eruptions during the period caused climatic changes that diminished flooding of the Nile River, causing...

    During the Ptolemaic Period, fluctuations in Nile flooding triggered by eruptions may have led to violent uprisings, researchers report.
    How Dennis Overbye Makes Space-Time Relatable

    How Dennis Overbye Makes Space-Time Relatable


    Dennis Overbye, a Times science reporter, inside the Large Hadron Collider in...

    From exosolar planets to colliding stars, The Times’s cosmic affairs correspondent introduces readers to the universe they live in.
    Patents for Restasis Are Invalidated, Opening Door to Generics

    Patents for Restasis Are Invalidated, Opening Door to Generics


    Four patents for the dry-eye treatment Restasis were invalidated by a federal judge on Monday. Allergan, the drug’s manufacturer, had sought to protect the patents by transferring them to a Native American tribe in New York...

    The ruling, by a federal judge in Texas, is a setback for Allergan, which had transferred the patents to a Mohawk tribe in order to protect them.
    A Condom-Maker’s Discovery: Size Matters

    A Condom-Maker’s Discovery: Size Matters


    Custom-fit condoms in a variety of sizes are now on the market, following regulatory changes at the F.D.A. Global Protection Corp. manufactures a line called myONE Perfect...

    Men have long complained about how condoms fit. Now a manufacturer is selling condoms in 60 sizes, in combinations of 10 lengths and nine circumferences.
    Trilobites: Fish Depression Is Not a Joke

    Trilobites: Fish Depression Is Not a Joke


    Bruce Lee, the lethargic fish in the hotel room, was even closer to the rocks than this...

    Fish can get depressed, just like you, and that could make them a good model organism for studying depression in people.
    Kitchen of the Future: Smart and Fast but Not Much Fun

    Kitchen of the Future: Smart and Fast but Not Much Fun


    The Hestan Cue cookware system, on display at the Smart Kitchen Summit in Seattle. It uses Bluetooth technology to communicate with an app and cooking equipment to prepare...

    At the Smart Kitchen Summit in Seattle, they talked of appliances that plan, shop, advise — and leave little room for the joy of cooking.

    Detecting a Kilonova Explosion


    For the first time, astronomers have seen and heard a pair of neutron stars collide in a crucible of cosmic...

    For the first time, astronomers have seen and heard a pair of neutron stars collide in a crucible of cosmic alchemy.
    Trilobites: It’s One of North America’s Quietest Places. Along Came a Bear.

    Trilobites: It’s One of North America’s Quietest Places. Along Came a Bear.


    Four views from Karupa Lake in Alaska’s Gates of the Arctic National Park, where a sound station piqued the interest of a curious bear that eventually destroyed it this past...

    When scientists salvaged recordings from a remote spot in a national park in Alaska, they heard footsteps, sniffs, huffs, a series of crunches, then silence.
    A Gun to His Head as a Child. In Prison as an Adult.

    A Gun to His Head as a Child. In Prison as an Adult.


    Raeann Sullivan at the house in Manchester, Conn., where she lives with her...

    Taking childhood trauma into account means asking inmates “What happened to you?” instead of “What is wrong with you?”
    Australia Debates: Does a Warming Planet Really Need More Coal?

    Australia Debates: Does a Warming Planet Really Need More Coal?


    An enormous expansion at Abbot Point, Australia’s most northern deep water coal port, is planned as part of a controversial mining...

    Backers of a giant mine promise thousands of jobs, but the plan has provoked one of the most fervent environmental campaigns in Australian history.
    ‘Allah’ Is Found on Viking Funeral Clothes

    ‘Allah’ Is Found on Viking Funeral Clothes


    A reconstructed Viking boat grave from the Gamla Uppsala archaeological site in Sweden is part of a Viking couture exhibition at the Enkopings...

    The discovery of the Arabic characters in boat graves has raised questions about the influence of Islam in Scandinavia.
    Wolf Puppies Are Adorable. Then Comes the Call of the Wild.

    Wolf Puppies Are Adorable. Then Comes the Call of the Wild.


    Wolf pups at Wolf Park, a 65-acre zoo and research facility in Battle Ground, Ind., in July. Though wolves and dogs are extremely similar genetically, their behaviors are very different — and scientists seek to find out...

    No matter how you raise a wolf, you can’t turn it into a dog. To find out why, scientists have to spend a lot of time cuddling and testing puppies.
    Fraud Scandals Sap China’s Dream of Becoming a Science Superpower

    Fraud Scandals Sap China’s Dream of Becoming a Science Superpower


    A plastic surgery procedure at a hospital in Shanghai in August. Under President Xi Jinping, China has set a goal of becoming “a global scientific and technology power” by...

    Fraudulent research and faked peer reviews have led to a humiliating setback for China’s goal of becoming a global leader in scientific research.
    Trump Names Former Texas Regulator as White House Environmental Adviser

    Trump Names Former Texas Regulator as White House Environmental Adviser


    Kathleen Hartnett White, President Trump’s pick to lead the White House Council on Environmental Quality, at Trump Tower in Manhattan last...

    Kathleen Hartnett White, who has called global warming a “dogma” and clean energy “parasitic,” was nominated to lead the Council on Environmental Quality.

    How Did Wolves Become Dogs?


    Scientists aren’t entirely sure how wolves evolved into dogs, but new research into the genetic and social behavior of wolf pups may offer some...

    Scientists aren’t entirely sure how wolves evolved into dogs, but new research into the genetic and social behavior of wolf pups may offer some clues.
    Trilobites: Jeremy the Lefty Snail Is Dead. His Offspring Are All Right.

    Trilobites: Jeremy the Lefty Snail Is Dead. His Offspring Are All Right.


    Jeremy, the beloved left-coiled snail of Britain, has died. He is survived by the tiny snail on his shell here, and up to four dozen...

    The brown garden snail won international fame for a mutation that caused his shell to coil left instead of right, making it difficult to mate with other snails.
    House Ethics Office Says New York Congressman May Have Violated Rules

    House Ethics Office Says New York Congressman May Have Violated Rules


    Representative Chris Collins of New York last month. On Thursday, he defended his actions as the largest stockholder in a biotech company, after a House ethics office report suggested further...

    An inquiry centered on actions by a New York Congressman who is a majority stockholder in a biotech company.
    Matter: Genes for Skin Color Rebut Dated Notions of Race, Researchers Say

    Matter: Genes for Skin Color Rebut Dated Notions of Race, Researchers Say


    A gallery of busts from the 19th century showing human diversity on display in the Museum of Mankind in Paris. Scientists have found that the genetic variations that determine skin color are widely...

    Humans have long shared a genetic palette for skin pigmentation, slightly tweaked by evolution, scientists report.
    Trilobites: In Easter Island DNA, Evidence of Genetic Loneliness

    Trilobites: In Easter Island DNA, Evidence of Genetic Loneliness


    An 18th-century engraving showing the French explorer Jean-François de Galaup La Pérouse arriving at Easter Island in 1786. A new study suggests Polynesians and South Americans did not intermingle before European contact in...

    DNA analysis of Pre-Columbian human remains suggest natives of South America may not have intermingled with the Polynesians who built the fascinating Moai statues.

    ScienceTake: How Kangaroo Rats Escape Rattlesnakes


    Kangaroo rats are so good at leaping away from rattlesnake strikes that they sometimes show off in front of their...

    Kangaroo rats are so good at leaping away from rattlesnake strikes that they sometimes show off in front of their predators.

    In Rat vs. Snake, an Unlikely Victor


    By strutting their stuff, kangaroo rats discourage snakes from attacking. Watch their moves and listen to a researcher who is studying these antipredator...

    By strutting their stuff, kangaroo rats discourage snakes from attacking. Watch their moves and listen to a researcher who is studying these antipredator displays.
    10 Hurricanes in 10 Weeks: With Ophelia, a 124-Year-Old Record is Matched

    10 Hurricanes in 10 Weeks: With Ophelia, a 124-Year-Old Record is Matched


    Storm clouds outside Miami Beach last month warned of Hurricane Irma’s approach. Six more hurricanes have developed since...

    With Tropical Storm Ophelia’s transition to Hurricane Ophelia, 2017 became the first year since 1893 in which 10 Atlantic storms in a row reached hurricane strength.
    Seychelles Reports a Case of Plague

    Seychelles Reports a Case of Plague


    Workers from Madagascar’s Ministry of Health sprayed pesticides to contain plague-carrying vermin in a school in the capital of Antananarivo. An outbreak that began in August has now spread to the...

    A man fell ill after returning from Madagascar, which is struggling to contain a rash of plague cases. It is the first instance of the outbreak spreading to another country.