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  • Science News for Educators

    NEW! Science News for Educators

    Science News is the world’s best briefing on the latest science and research. Our new educator’s subscription includes a teaching guide for each issue published during the school year (see sample here). Packed with questions, classroom activities and additional readings, Science News for Educators lets you introduce real science into your classrooms.

    ...

    12/14/2018 - 14:26
  • 50 years ago, armadillos hinted that DNA wasn’t destiny

    64 armadillos threaten a theory —

    Armadillos come in fours, quadruplet offspring from a single egg, and are endowed with identical genes. Yet, the quadruplets are often not identical, a fact that calls into question the assumption that genes encased in the nucleus of the cell are the sole determinants of heredity. — Science News, November 30, 1968

    Update

    What comes naturally to...

    12/13/2018 - 07:00 Animals, Genetics
  • Reviews & Previews

    These are our favorite science books of 2018

    From tales about whales to enthralling scientific histories and the memoir of a frustrated astrophysicist, 2018 was a banner year for science books. Here are Science News’ picks for the titles that should be on any science lover’s bookshelf. Find detailed reviews of many of these books in the links below and in our Editor’s Pick: Favorite books of 2018.

    The Truth About AnimalsLucy...

    12/09/2018 - 09:00 Science & Society
  • 50 years ago, screwworm flies inspired a new approach to insect control

    Screwworm fly upsurge 

    Screwworms, the first pest to be eliminated on a large scale by the use of the sterile male technique, have shown an alarming increase, according to U.S. and Mexican officials…. The screwworm fly lays its eggs in open wounds on cattle. The maggots live on the flesh of their host, causing damage and death, and economic losses of many millions of dollars. —...

    11/23/2018 - 07:00 Agriculture, Ecology, History of Science
  • Special Gift with your Science News subscription

    Special Gift with your Science News subscription

    FREE with your paid subscription — our terrific Science Visualized special edition! Subscribe today to receive your copy of this amazing collection of science stories that's a feast for the eyes.

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    11/16/2018 - 22:14
  • News

    Hints of Oort clouds around other stars may lurk in the universe’s first light

    A thick sphere of icy debris known as the Oort cloud shrouds the solar system. Other star systems may harbor similar icy reservoirs, and those clouds may be visible in the universe’s oldest light, researchers report.

    Astronomer Eric Baxter of the University of Pennsylvania and colleagues looked for evidence of such exo-Oort clouds in maps of the cosmic microwave background, the cool...

    11/09/2018 - 06:00 Planetary Science, Exoplanets, Cosmology
  • 50 years ago, atomic testing created otter refugees

    Sea otters restocked in old home

    When the [Atomic Energy Commission] first cast its eye on the island of Amchitka as a possible site for the testing of underground nuclear explosions, howls of anguish went up; the island is part of the Aleutians National Wildlife Refuge, created to preserve the colonies of nesting birds and some 2,500 sea otters that live there…— Science News, ...

    11/07/2018 - 11:30 Animals
  • News in Brief

    Neandertal teeth reveal the earliest known signs of lead exposure

    Traces of lead found in the molars of two young Neandertals found in southeast France provide the earliest recorded evidence of lead exposure in hominids.

    Like tiny time capsules, chemical signatures in the 250,000-year-old chompers chronicle specific times — mostly during the winter months — when the two individuals were exposed to the element as children, researchers report online...

    11/02/2018 - 10:56 Anthropology, Evolution, Health
  • News

    DNA differences are linked to having same-sex sexual partners

    SAN DIEGO — For some people, choosing a same-sex partner may be in their DNA.

    In a large study of more than 490,000 men and women in the United States, United Kingdom and Sweden, researchers discovered four genetic variants that occur more often in people who indicated on questionnaires that they had had same-sex sexual partners. Andrea Ganna, a geneticist at the Broad Institute of MIT...

    10/20/2018 - 10:32 Genetics
  • 50 years ago, the safety of artificial sweeteners was fiercely debated

    Safety challenged —

    Americans consume 8,000 tons of artificial sweeteners every year …confident that the chemical sweeteners are safe. Manufacturers insist that they are; the sugar industry … insists they are not.… [B]oth camps swamped FDA with detailed evidence pro and con. — Science News, October 26, 1968

    Update

    Let’s not sugarcoat it: The debate isn’t over. Fifty years ago,...

    10/19/2018 - 06:00 Nutrition, Health, Microbiology