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Science

Highlights

  3. Origins

    How the Denisovans Survived the Ice Age

    A trove of animal bone fragments from a cave on the Tibetan plateau reveals how Denisovans thrived in a harsh climate for over 100,000 years.

     By Carl Zimmer

    Excavations at Baishiya Karst Cave on the Tibetan Plateau, where researchers say Denisovans lived for over 100,000 years, hunting or scavenging a wide range of animals that continue to live in the area.
    CreditDongju Zhang’s group/Lanzhou University

  1. Videos Show Ants Amputating Nest Mates’ Legs to Save Their Lives

    The insects seem to know which injuries to treat as they engage in a behavior that seems almost human.

     By Annie Roth

    CreditBart Zijlstra
    Trilobites

  2. The Rubik’s Cube Turns 50

    Mathematicians and hobbyists have had a half-century of fun exploring the 43 billion billion permutations of Erno Rubik’s creation.

     By Siobhan Roberts

    “My method was understanding,” Erno Rubik said of the iconic twisty puzzle that he invented in 1974.
    CreditAkos Stiller for The New York Times

  3. How Science Went to the Dogs (and Cats)

    Pets were once dismissed as trivial scientific subjects. Today, companion animal science is hot.

     By Emily Anthes

    Max, a 2-year-old German shepherd, Belgian Malinois and husky mix, was photographed in Greenlake Park in Seattle this month. A stray who was rescued in an emaciated condition, Max is a participant in Darwin’s Ark, a community science initiative that investigates animal genetics and behavior.
    CreditM. Scott Brauer for The New York Times

  4. Debris Found in North Carolina Came From SpaceX Dragon, NASA Says

    An object found on a hiking trail west of Asheville, N.C., had traveled to the International Space Station, the space agency said.

     By Amanda Holpuch

    The space debris was found in the mountains west of Asheville, N.C., at a luxury campground called the Glamping Collective.
    CreditBrett Tingley

  5. Chinese Rocket Accidentally Launches During Test, Then Crashes

    The commercial company Space Pioneer said the accident occurred because of a structural failure in the connection between the rocket and its testing platform.

     By Yan Zhuang and John Liu

    A screengrab from a video of the “accidental” rocket launch as it descends before exploding.
    CreditHan Lu

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Pets

More in Pets ›

  1. How Science Went to the Dogs (and Cats)

    Pets were once dismissed as trivial scientific subjects. Today, companion animal science is hot.

     By Emily Anthes

    Max, a 2-year-old German shepherd, Belgian Malinois and husky mix, was photographed in Greenlake Park in Seattle this month. A stray who was rescued in an emaciated condition, Max is a participant in Darwin’s Ark, a community science initiative that investigates animal genetics and behavior.
    CreditM. Scott Brauer for The New York Times

  2. Their Job Is to Help You Grieve Your Pet

    Though still rare, social workers in animal hospitals are growing in their ranks.

     By Katie Thomas and Jamie Kelter Davis

    Claire Johnson, a veterinary social worker, left, comforted Zorro, a 16-year-old cockapoo, as he was prepared for euthanasia at MedVet, a 24-hour pet care facility in Chicago.
    Credit

  3. The Pet ‘Superheroes’ Who Donate Their Blood

    Transfusions have become an important part of veterinary medicine, but cat and dog blood is not always easy to come by.

     By Emily Anthes

    Jolie, a blood donor, giving blood at a DoveLewis Blood Bank in Portland, Ore., last month.
    CreditMichael Hanson for The New York Times

  4. Why You’re Paying Your Veterinarian So Much

    People have grown more attached to their pets — and more willing to spend money on them — turning animal medicine into a high-tech industry worth billions.

     By Katie Thomas

    Heather Massey of Carlton, Ga., with her dog, Lunabear. She is still paying off a bill for scans and care six years after her previous dog, Ladybird, was diagnosed with brain cancer.
    CreditAudra Melton for The New York Times

  5. Are We Loving Our Pets to Death?

    Pet owners are treating their animal charges ever more like humans. But that isn’t good for pets, or for us, many experts argue.

     By Linda Baker

    The proliferation of dog strollers is one sign of a trend in which pets’ lives have become constrained and dependent on humans.
    CreditGraham Dickie/The New York Times

Trilobites

More in Trilobites ›

  1. A Trilobite Pompeii Preserves Exquisite Fossils in Volcanic Ash

    A fossil bed in the High Atlas Mountains of Morocco is allowing new insights into the anatomies of arthropods that lived a half-billion years ago.

     By Jack Tamisiea

    A ventral view of the Protolenus species 3-D reconstruction.
    CreditArnaud Mazurier/University of Poitiers

  2. If You Give a Frog a Sauna, It Might Fight Off a Deadly Fungus

    A fatal fungal disease has devastated the world’s amphibians. But the fungus has a vulnerability: It cannot tolerate heat.

     By Emily Anthes

    CreditAnthony Waddle

  3. Scientists Find First Evidence That Butterflies Crossed an Ocean

    Researchers discovered painted ladies on a South American beach and then built a case that they started their journey in Europe or Africa.

     By Monique Brouillette

    The painted lady butterfly is one of the world’s most widespread butterflies, normally moving between Europe and sub-Saharan Africa.
    CreditGerard Talavera

  4. Videos Show That Leeches Can Jump in Pursuit of Blood

    There has long been anecdotal evidence of the wormy creatures taking to the air, but videos recorded in Madagascar at last prove the animals’ acrobatics.

     By Veronique Greenwood

    Credit

  5. Lokiceratops, a Horned Dinosaur, May Be a New Species

    Researchers analyzed a skull found in Montana of a plant-eating member of the ceratops family, finding distinct traits.

     By Asher Elbein

    An artist’s reconstruction of Lokiceratops rangiformis, a new species of ceratopsian recovered from the badlands of northern Montana.
    CreditSergey Krasovskiy for the Museum of Evolution in Maribo, Denmark

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Origins

More in Origins ›

  1. How Flounder Wound Up With an Epic Side-Eye

    Flatfish offer an evolutionary puzzle: How did one eye gradually migrate to the other side?

     By Carl Zimmer

    Credit

  2. Do We Need Language to Think?

    A group of neuroscientists argue that our words are primarily for communicating, not for reasoning.

     By Carl Zimmer

    A network of regions become active when the brain retrieves words from memory, use rules of grammar, and carries out other language tasks.
    Creditvia Evelina Fedorenko

  3. Was This Sea Creature Our Ancestor? Scientists Turn a Famous Fossil on Its Head.

    Researchers have long assumed that a tube in the famous Pikaia fossil ran along the animal’s back. But a new study turned the fossil upside down.

     By Carl Zimmer

    The fossil of Pikaia, a creature that lived 508 million years ago and may have been a close relative of vertebrates.
    CreditMussini et al., Current Biology 2024

  4. Scientists Find the Largest Known Genome Inside a Small Plant

    A fern from a Pacific island carries 50 times as much DNA as humans do.

     By Carl Zimmer

    The fern’s cells contain more than 50 times as much DNA as ours do.
    CreditOriane Hidalgo

  5. Scientists Calculated the Energy Needed to Carry a Baby. Shocker: It’s a Lot.

    In humans, the energetic cost of pregnancy is about 50,000 dietary calories — far higher than previously believed, a new study found.

     By Carl Zimmer

    Researchers estimate that a human pregnancy demands almost 50,000 dietary calories over nine months, the equivalent of about 50 pints of ice cream.
    CreditDr. G. Moscoso/Science Source

Climate and Environment

More in Climate and Environment ›

  1. A Ban on Elephant Hunting Has Collapsed. Or Maybe It Never Existed.

    Five bulls from the area around a Kenyan wildlife reserve have been shot and killed in Tanzania in recent months. The countries have very different conservation strategies.

     By Shola Lawal

    A bull elephant just outside Amboseli National Park in southern Kenya.
    CreditFredrik Lerneryd/Agence France-Presse — Getty Images

  2. ‘A Roller Coaster in a Carwash’: Why Scientists Are Flying Into Hurricane Beryl

    Gathering data from directly inside the storm can help emergency managers prepare for what’s to come.

     By Austyn Gaffney

    Inside the eye of Hurricane Beryl from the NOAA flight “Miss Piggy.”
    CreditKevin Doremus/NOAA

  3. G.M. Sold Millions of Cars That Were More Polluting Than Allowed, E.P.A. Says

    The agency reached a settlement with the automaker over the sales of SUVs and pickups that emitted excess planet-warming carbon dioxide.

     By Coral Davenport

    Vehicles rolled off the assembly line in 2018 at a GM plant in Indiana.
    CreditJohn Gress/Reuters

  4. A String of Supreme Court Decisions Hits Hard at Environmental Rules

    Four cases backed by conservative activists in recent years have combined to diminish the power of the Environmental Protection Agency.

     By Coral Davenport

    A coal-fired power plant in Robertson County, Texas. One court ruling this week said the E.P.A. could not limit smokestack pollution that drifts across state lines.
    CreditBrandon Bell/Getty Images

  5. As Solar Power Surges, U.S. Wind Is in Trouble

    A 2022 climate law was expected to set off a boom in renewable energy. So far, that’s only come partly true.

     By Brad Plumer and Nadja Popovich

    CreditThe New York Times

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  4. New Drug Approved for Early Alzheimer’s

    The drug, Kisunla, made by Eli Lilly, is the latest in a new class of treatments that could modestly slow cognitive decline in initial stages of the disease but also carry safety risks.

    By Pam Belluck

     
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