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Science

Highlights

  1. Photo
    An image from an electron microprobe of a spherule recovered from the bottom of the Pacific Ocean. Dr. Avi Loeb believes these spherules are evidence that a meteor that crashed in the area came from outside our solar system.
    CreditStein Jacobsen and Avi Loeb, Harvard University

    Scientist’s Deep Dive for Alien Life Leaves His Peers Dubious

    Avi Loeb, a Harvard astrophysicist, says that material recovered from the seafloor could be from an extraterrestrial spacecraft. His peers are skeptical.

     By

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    CreditB. E. Small/blickwinkel, via Alamy

    Can You Understand Bird? Test Your Recognition of Calls and Songs

    It might sound like all chirps to you, but birds convey different messages, even across species.

     By

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    CreditU.S. Department of Defense

    Trinity Nuclear Test’s Fallout Reached 46 States, Canada and Mexico, Study Finds

    The research shows that the first atomic bomb explosion’s effects had been underestimated, and could help more “downwinders” press for federal compensation.

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    The Greenland ice sheet. An analysis of long-lost soil samples from beneath the sheet suggest that the area was ice-free 400,000 years ago.
    CreditJosh Brown, University of Vermont

    From an Ancient Soil Sample, Clues to an Ice Sheet’s Future

    A rediscovered sample of frozen sediment, collected more than 50 years ago, highlights the vulnerability of Greenland’s ice sheet to a warming climate.

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  5. Photo
    CreditBill Saxton/NRAO/AUI/NSF

    A Cow, a Camel and a Finch Exploded in Space. What Is Going On?

    Astronomers have yet to determine the cause of luminous fast blue optical transients, and the latest they have detected is raising even more questions.

     By

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Trilobites

More in Trilobites ›
  1. Photo
    An artist’s life reconstruction of the battle.
    CreditMichael Skrepnick

    This Fossil Is a Freeze-Frame of a Mammal Fighting a Dinosaur

    It’s like a man-bites-dog story from prehistoric times, although researchers had to take steps to verify that it was not a forgery.

     By

  2. Photo
    In 1731, Benjamin Franklin won the contract to print £40,000 for the colony of Pennsylvania, producing a stream of baroque, often beautiful money.
    CreditDepartment of Special Collections, Hesburgh Libraries of Notre Dame

    What Benjamin Franklin Learned While Fighting Counterfeiters

    Long before there were Benjamins in circulation, the founding father was all about experimenting with printing techniques as he worked on securing colonial printed currency.

     By

  3. Photo
    A saber-tooth cat skeleton at the Utah State University Eastern Museum in Price, Utah.
    CreditMillard H. Sharp/Science Source

    Saber-Tooth Cats and Dire Wolves Carried a Terrible Disease in Their Bones

    Researchers say that evidence of osteochondrosis dissecans in the ice age predators offers insights to how they went extinct.

     By

  4. Photo
    CreditGetty Images

    Silence Is a ‘Sound’ You Hear, Study Suggests

    In auditory illusion tests, people perceive silence as a form of sound, just as Simon and Garfunkel suggested.

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  5. Photo
    The wingless Xenomorphon baranowskii, discovered in 1991 in Oaxaca, Mexico.
    CreditFerreira, Barbosa, Bocakova and Solodovnikov

    Missing Wings on an ‘Alien’ Beetle Pose an Evolutionary Mystery

    The specimen is the first wingless male beetle ever found.

     By

Origins

More in Origins ›
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    Credit

    Bizarre Sea Creatures Illuminate the Dawn of the Animal Kingdom

    A new study bolsters the idea that the first animals were surprisingly complex, perhaps equipped with muscles and a nervous system.

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    A curator scans a bar code on an insect that links it to a digital image on a museum website. A new survey of the world’s museums revealed that insects are underrepresented in their collections.
    CreditNico Garstman/Naturalis Biodiversity Center

    Science Museums Take Stock of 1.1 Billion Objects From Around the World

    Natural history museums have joined forces to produce a global digital inventory of their prized collections, from pinned butterflies to dinosaur skulls.

     By

  3. Photo
    Two 14,000-year-old skulls, one male and one female, found in western Germany. DNA retrieved from the remains suggest they belonged to a population of hunter-gatherers called the Oberkassel that expanded from Italy across northern Europe as the continent warmed.
    CreditJürgen Vogel, LVR-LandesMuseum Bonn

    Ancient DNA Reveals History of Hunter-Gatherers in Europe

    Looking at DNA gleaned from ancient remains, researchers identified at least eight previously unknown populations of early Europeans.

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  4. Photo
    An illustration of the Kap Kobenhavn Formation in northern Greenland two million years ago, when it was covered with poplar and birch forests and populated with mastodons.
    CreditBeth Zaiken

    Oldest Known DNA Offers Glimpse of a Once-Lush Arctic

    In Greenland’s permafrost, scientists discovered two-million-year-old genetic material from scores of plant and animal species, including mastodons, geese, lemmings and ants.

     By

  5. Photo
    Una imagen coloreada de microscopio electrónico que muestra cómo el virus de ómicron (puntos rojos) brota de una célula Vero epitelial del riñón de un mamífero 36 horas después de la infección.
    CreditSteve Gschmeissner/Science Source

    Ómicron cumple un año. Así ha evolucionado

    Al cumplirse el aniversario del descubrimiento de la variante, los expertos en virología siguen intentando ponerse al día con la rápida transformación de ómicron.

     By

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Climate and Environment

More in Climate and Environment ›
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    Sunrise from Miami Beach this month. Atlantic currents that send warm water from the Caribbean toward Europe could be at risk.
    CreditJoe Raedle/Getty Images

    Warming Could Push the Atlantic Past a ‘Tipping Point’ This Century

    The system of ocean currents that regulates the climate for a swath of the planet could collapse sooner than expected, a new analysis found.

     By

  2. Photo
    Paramedics offered aid during a heat wave this month in Mexicali, Mexico.
    CreditVictor Medina/Reuters

    Some July Heat: ‘Virtually Impossible’ Without Climate Change, Analysis Finds

    The latest study from World Weather Attribution scientists predicts that extreme heat waves will return more frequently.

     By

  3. Photo
    A giant freshwater stingray, named Boramy by researchers, was released back into the Mekong River in Cambodia last year.
    CreditViralPress, via Reuters

    How a Record-Setting Giant Fish Could Help Save Its Home River

    A 661-pound stingray caught in the Mekong was tagged and tracked. The data is giving scientists new insight into a fragile ecosystem.

     By

  4. Photo
    CreditSteven May/Alamy

    Save the Planet, Put Down that Hamburger

    Researchers examined the diets of 55,500 people and found that vegans are responsible for 75 percent less in greenhouse gases than meat-eaters.

     By

  5. Photo
    CreditSeiji Matsumoto

    This Guide Can Help You Save Money and Fight Climate Change

    Whether you are renovating your home, upgrading appliances or buying an electric car, this guide can help you take advantage of savings from the Inflation Reduction Act.

     By Nadja Popovich and

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  6. Could the Next Pandemic Start at the County Fair?

    Since 2011, there have been more human swine flu cases reported in the United States than anywhere else in the world. Most have occurred at farm-animal showcases.

    By Emily Anthes and Maddie McGarvey

     
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  10. Science Times

    There’s a Birding Group for Everyone

    Birding with other people could provide a sense of belonging or teach you things you didn’t know, no matter how experienced you are.

    By Camille Baker

     

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