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Science

Highlights

  1. Science Goes to the Olympics

    Six Olympic athletes described the delicate mechanics behind their chosen event. Here’s how they do what they do.

     By Emily AnthesKenneth ChangDennis OverbyeKatrina MillerGina Kolata and Franz Lidz

    Credit
  4. Origins

    The Chimps Who Learned to Say ‘Mama’

    Old recordings show captive chimps uttering the word, which some scientists believe may offer clues to the origins of human speech.

     By Carl Zimmer

    CreditEmil Lippe for The New York Times

  1. NASA Did Not Say It Found Life on Mars. But It’s Very Excited About This Rock.

    The rock, studied by NASA’s Perseverance rover, has been closely analyzed by scientists on Earth who say that nonmicrobial processes could also explain its features.

     By Kenneth Chang

    NASA’s Perseverance rover took this selfie on Tuesday next to the arrowhead-shaped rock nicknamed “Cheyava Falls.” Scientists are excited about what the rock could mean about the search for life on the red planet.
    CreditNASA/JPL-Caltech/MSSS

  2. The Moon’s Most Shadowy Places Can’t Hide From NASA’s New Camera

    ShadowCam, a NASA instrument aboard a South Korean spacecraft, is taking pictures of the moon where the sun doesn’t shine.

     By Kenneth Chang

    CreditNASA/KARI/Arizona State University

  3. NASA Aims to Restore Space Station Traffic After SpaceX and Boeing Problems

    With the Falcon 9 rocket set to fly again, and testing of the Starliner capsule progressing, the agency is seeking to turn the page on a brief, troubled chapter in orbit.

     By Kenneth Chang

    Boeing’s Starliner spacecraft attached to the International Space Station in July. What was to be an eight-day test flight is now set to stretch into August.
    CreditNASA

  4. Fossil Hints That Jurassic Mammals Lived Slow and Died Old

    Scientists found an unexpected aging pattern in a mostly intact juvenile mammal skeleton from the paleontological period.

     By Jack Tamisiea

    A life reconstruction of Krusatodon. Not only are the specimens remarkably complete, but one belongs to a juvenile — making it the oldest known juvenile mammal fossil.
    CreditMaija Karala
    Trilobites

  5. The Eruption of Mt. Vesuvius Wasn’t Pompeii’s Only Killer

    While the volcano’s eruption was deadly, research shows that many people in the ancient Roman city died in building collapses from the earthquake associated with the outburst.

     By Jordan Pearson

    “The Eruption of Vesuvius,” an 18th-century depiction of the catastrophe by Pierre-Jacques Volaire.
    CreditArt Institute of Chicago
    Trilobites

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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 rescued in an emaciated condition but is now a healthy participant in Darwin’s Dogs, a science organization 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. Secrets Emerge From a Fossil’s Taco Shell-Like Cover

    An examination of an aquatic, shrimplike creature that lived half a billion years ago offers insight into how arthropods with mandibles became so common.

     By Rebecca Dzombak

    A reconstruction of Odaraia alata and its taco-like shell.
    CreditDanielle Dufault

  2. The Eruption of Mt. Vesuvius Wasn’t Pompeii’s Only Killer

    While the volcano’s eruption was deadly, research shows that many people in the ancient Roman city died in building collapses from the earthquake associated with the outburst.

     By Jordan Pearson

    “The Eruption of Vesuvius,” an 18th-century depiction of the catastrophe by Pierre-Jacques Volaire.
    CreditArt Institute of Chicago

  3. A Slap of a Honeybee’s Wings Sends Ant Invaders Flying Away

    Asian honeybees protect their hives by making insect intruders go airborne.

     By Elizabeth Anne Brown

    CreditTK

  4. She Didn’t Like His Song, So She Tried to Eat Him

    It’s not easy being green, golden and male, according to a researcher’s observation of attempted frog cannibalism in Australia.

     By Joshua Rapp Learn

    Credit

  5. Centuries of Avalanches Are Stored in Tree Rings

    Discovering evidence of deadly deluges of snow from the past could help protect people on mountains around the world, researchers say.

     By Katherine Kornei

    Researchers studying living pine trees near the Bankso, a ski resort in the Pirin Mountains of Bulgaria, found evidence of dozens of large avalanches that struck the area over two centuries.
    CreditBartek Wrzesniowski/Alamy

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Origins

More in Origins ›

  1. Early Humans Left Africa Much Earlier Than Previously Thought

    Scientists have found evidence of several waves of migration by looking at the genetic signatures of human interbreeding with Neanderthals.

     By Carl Zimmer

    Extracting fossilized Neanderthal bone for genetic sequencing at the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, in 2008.
    CreditVolker Steger/Science Source

  2. 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

  3. 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

  4. 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

  5. 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

Climate and Environment

More in Climate and Environment ›

  1. How a Crisis for Vultures Led to a Human Disaster: Half a Million Deaths

    The birds were accidentally poisoned in India. New research on what happened next shows how wildlife collapse can be deadly for people.

     By Catrin Einhorn

    A vulture in northern India, in 2020. A drug given to cattle in the 1990s nearly wiped out the birds in South Asia.
    CreditSanjay Baid/EPA, via Shutterstock

  2. Can Fees on Polluting Cars Clean the Air? London Has New Evidence.

    The city’s expanded low-emissions zone, which was politically fraught, has cut emissions that contribute to health problems like asthma, new numbers show.

     By Somini Sengupta

    A sign last year alerting drivers to the expansion of the city’s Ultra Low Emission Zone, or ULEZ, designed to cut pollution.
    CreditLeon Neal/Getty Images

  3. Bats Were Already Struggling. Now They’re Selling on EBay.

    Online sales appear to be compounding threats from climate change and habitat loss, according to new research.

     By Rachel Nuwer

    A study on the wildlife trade published this month focused on painted woolly bats because their distinctive orange fur and striped wings make them easy to identify in online listings.
    CreditMerlinTuttle.org/Science Source

  4. A Test for Harris: How to Talk About the Green New Deal

    In the Senate, Kamala Harris backed an expansive climate plan. Young activists want her to embrace it again, but so do Republicans.

     By Lisa Friedman

    In the Senate, Vice President Kamala Harris cosponsored the Green New Deal, a resolution stressing that climate change action would require major changes in the economy. It failed in a procedural vote in 2019.
    CreditErin Schaff for The New York Times

  5. We Mapped Heat in 3 U.S. Cities. Some Sidewalks Were Over 130 Degrees.

    Air temperature is just one measure of how heat affects cities and people. See how high surface temperatures, which bring additional risks, can get.

     By Raymond Zhong and Mira Rojanasakul

    CreditThe New York Times

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