NYT > Science

    What Happened (and Didn’t) at the Bonn Climate Talks

    What Happened (and Didn’t) at the Bonn Climate Talks


    President Frank-Walter Steinmeier of Germany, left, with Timothy Naulusala, 12, and Prime Minister Frank Bainimarama, both of...

    The 23rd United Nations climate talks ended early Saturday, kicking most big issues down the road until 2018.
    New Gene Treatment Effective for Some Leukemia Patients

    New Gene Treatment Effective for Some Leukemia Patients


    A color-enhanced image of a disease-fighting T-cell, reddish, attacking a leukemia cell. A new experimental treatment that genetically engineers a patient’s T-cells to better target and fight cancer cells shows...

    By genetically altering a patient’s T-cells to attack more than one site on cancer cells, researchers hope to devise better treatments.
    Skin Cancers Rise — Along With Questionable Treatments

    Skin Cancers Rise — Along With Questionable Treatments


    John Dalman was told he would need surgery on at least a half-dozen nonlethal cancerous lesions, as well as radiation for several...

    Dermatology is booming, with private equity investments and an influx of physician assistants doing the work of doctors. Are patients being well served?

    Retro Report: Questioning Evolution: The Push to Change Science Class


    Legislation and lawsuits that reject scientific consensus on issues like evolution and climate change are changing the way science is taught in some...

    Legislation and lawsuits that reject scientific consensus on issues like evolution and climate change are changing the way science is taught in some schools.
    Six Years After Fukushima, Robots Finally Find Reactors’ Melted Uranium Fuel

    Six Years After Fukushima, Robots Finally Find Reactors’ Melted Uranium Fuel


    Daisuke Hirose, a Tepco spokesman, inside the Unit 5 reactor at the Fukushima nuclear power plant. Tepco used underwater robots that finally found the melted uranium fuel inside Unit 3, another reactor that was...

    The Japanese government and companies used radiation-hardened machines to search for the fuel that escaped the plant’s ruined reactors.
    The Bonn Climate Conference: All Our Coverage in One Place

    The Bonn Climate Conference: All Our Coverage in One Place


    Demonstrators outside the United Nations climate change conference in Bonn, Germany, on...

    Negotiators from nearly 200 countries are meeting in Bonn, Germany, in the biggest climate change talks of the year. Here’s all of our coverage.
    A Close-Up on Mysteries Made of Stone in Saudi Arabia’s Desert

    A Close-Up on Mysteries Made of Stone in Saudi Arabia’s Desert


    A group of 19 "keyholes" at Al Wadi, in the Saudi Arabian desert, observed by archaeologist David Kennedy from a helicopter. Dr. Kennedy took more than 6,000 aerial photographs of these mysterious, ancient...

    Structures that may have been created by ancient tribes could only be studied using Google Earth. Saudi officials finally invited an archaeologist to observe them via helicopter.
    Trilobites: Same Oceans, Similar Prey, Two Very Different Necks

    Trilobites: Same Oceans, Similar Prey, Two Very Different Necks


    Though Magellanic penguins, left, and Imperial cormorants both hunt fish, biologists were stumped as to why they evolved to have such different...

    Biologists studied cormorants and penguins that hunt fish in frigid seas and found that cormorants save energy by only moving their necks when seizing prey.
    Science Is Dry, Obscure, Complex? Well, It Makes for Great Comedy

    Science Is Dry, Obscure, Complex? Well, It Makes for Great Comedy


    At a live taping of the podcast “You’re the Expert” this month, from left, Jackie Faherty, Chris Duffy, Aparna Nancherla, Zhubin Parang and Ashley Brooke...

    In podcasts and live shows, comedians are extracting the funny from astronomy, climate change and even the physics behind urinal cakes.

    Keystone Pipeline Leaks 210,000 Gallons of Oil in South Dakota


    The spill in South Dakota comes just days before Nebraska regulators will decide on a permit needed for the proposed Keystone XL...

    The spill in South Dakota comes just days before Nebraska regulators will decide on a permit needed for the proposed Keystone XL pipeline
    F.D.A. Speeds Review of Gene Therapies, Vowing to Target Rogue Clinics

    F.D.A. Speeds Review of Gene Therapies, Vowing to Target Rogue Clinics


    Scott Gottlieb, the commissioner of the Food and Drug Administration, at a Senate hearing earlier this year. The F.D.A. issued new guidelines that will expedite treatments involving human cells and...

    The agency plans to speed approval of treatments to get them to the market faster, signaling the quickened pace of advancements in this field.
    Matter: ‘Gene Drives’ Are Too Risky for Field Trials, Scientists Say

    Matter: ‘Gene Drives’ Are Too Risky for Field Trials, Scientists Say


    The short-tailed weasel, or stoat, decimated native bird populations after it was introduced to New Zealand. Altering the genes of invasive animals might save threatened species, scientists said, but could also have devastating...

    New research casts doubt on a gene-editing strategy that scientists had hoped to use against invasive species and epidemic diseases.
    Downing North Korean Missiles Is Hard. So the U.S. Is Experimenting.

    Downing North Korean Missiles Is Hard. So the U.S. Is Experimenting.


    A long-range ground-based interceptor missile test at Vandenberg Air Force Base in California. These missiles, designed to strike incoming nuclear weapons, are not foolproof, so the Defense Department is looking to other approaches like cyberattacks and...

    Buried in an emergency funding request to Congress lie hints of new ways to confront Pyongyang, like cyberweapons and armed drones.
    How to Lower Your Blood Pressure

    How to Lower Your Blood Pressure


    A patient gets her blood pressure checked in Vermont. New guidelines released by the American Heart Association and the American College of Cardiology lower the threshold for high blood...

    Medical guidelines have changed, and now about half of Americans may qualify for the diagnosis of hypertension. Here’s what to do about it.
    A More Conciliatory Tone on Climate from the U.S. at Global Talks

    A More Conciliatory Tone on Climate from the U.S. at Global Talks


    The United States offered a seemingly contradictory message at the United Nations climate conference in Bonn, promising to engage in further talks while also vowing to exit the Paris...

    In a brief address at the United Nations climate conference in Bonn, a State Department official mentions climate change and not coal, drawing (polite) applause.
    Trilobites: A Population of Billions May Have Contributed to This Bird’s Extinction

    Trilobites: A Population of Billions May Have Contributed to This Bird’s Extinction


    Passenger pigeons were once so plentiful in North America that flocks blotted out the sun. They went extinct in the early 20th century, victims in part of extremely efficient natural selection, according to a new...

    A new study suggests passenger pigeons were hyper-adapted to living in a large, stable population, leaving them unable to cope when humans hunted them en masse.
    She Took On Colombia’s Soda Industry. Then She Was Silenced.

    She Took On Colombia’s Soda Industry. Then She Was Silenced.


    A street vendor in Bogotá. Volume sales of carbonated drinks in the country have climbed more than 25 percent over the past 15...

    The debate over taxing sugary drinks has turned into a ferocious global policy brawl. In Colombia, proponents faced intimidation and censorship.
    A Nearby Earth-Size Planet May Have Conditions for Life

    A Nearby Earth-Size Planet May Have Conditions for Life


    An artist’s impression of a newly discovered planet and its red dwarf star, Ross 128. The planet, 11 light-years away, is roughly the size of Earth but closer to Ross 128 than our planet, or even Mercury, is to our...

    Astronomers have found a planet circling Ross 128, a quiet red star in our own galactic neighborhood.
    At U.N. Climate Conference, Treading Lightly Around the Americans

    At U.N. Climate Conference, Treading Lightly Around the Americans


    President Emmanuel Macron of France and Chancellor Angela Merkel of Germany at the United Nations climate change conference in Bonn, Germany, on...

    Delegates at climate talks in Bonn are keeping their opinions to themselves about President Trump’s vow to withdraw from the Paris climate accord.
    Protesters Jeer as Trump Team Promotes Coal at U.N. Climate Talks

    Protesters Jeer as Trump Team Promotes Coal at U.N. Climate Talks


    Demonstrators at a presentation by the United States delegation to the United Nations climate change conference in Bonn, Germany, on...

    The Trump administration’s debut at the United Nations climate conference in Bonn, Germany, was met with heckling, noisy protest and harsh questions.
    A Radioactive Cloud Wafts Over Europe, With Russia as Chief Suspect

    A Radioactive Cloud Wafts Over Europe, With Russia as Chief Suspect


    A map showing levels of ruthenium 106, provided by the French Institute for Radiation Protection and Nuclear Safety. Many experts say they suspect Russia to be the origin of the substance’s...

    High levels of a substance called ruthenium 106 detected over the Continent have prompted concern about a possible cover-up by Moscow.
    Study Finds Competing Opioid Treatments Have Similar Outcomes

    Study Finds Competing Opioid Treatments Have Similar Outcomes


    Left, a dose of Vivitrol before being administered. Right, a pharmacist filling a prescription for...

    The manufacturers of the two drugs to treat opioid addiction are competing fiercely for market share and drawing scrutiny from lawmakers and prosecutors.
    Take a Number: Americans Are Putting Down the Soda Pop

    Take a Number: Americans Are Putting Down the Soda Pop


    Soda pop at a store in New Jersey. Sugary drink consumption has declined in the United States, according to a new...

    Children and adults are downing sugary drinks far less often than they used to, a new study finds.
    Yale Professors Race Google and IBM to the First Quantum Computer

    Yale Professors Race Google and IBM to the First Quantum Computer


    Prof. Robert Schoelkopf inside a lab at Yale University. Quantum Circuits, the start-up he has created with two of his fellow professors, is located just down the...

    Robert Schoelkopf helped create technology that promises to deliver the machines of tomorrow at Google and IBM. Now, he is giving them some competition.
    A Race to Save 10 Stranded Whales

    A Race to Save 10 Stranded Whales


    A drone camera showed nine of the 10 whales that were stranded off the coast of Indonesia on...

    Long after sunset, local officials and nonprofits worked to rescue a pod of whales that had become stranded off the coast of Indonesia.