All Stories

  1. Earth

    Oxygen flooded Earth’s atmosphere earlier than thought

    The Great Oxidation Event that enabled the eventual evolution of complex life began 100 million years earlier than once thought, new dating of South African rock suggests.

    By Thomas Sumner
  2. Animals

    For calmer chickens, bathe eggs in light

    Shining light on incubating eggs leads to calmer adult chickens, a study suggests.

    By Aylin Woodward
  3. Health & Medicine

    Little jet-setters get jet lag too

    Help young children fight jet lag with a few simple steps.

    By Laura Sanders
  4. Astronomy

    Faint, distant galaxies may have driven early universe makeover

    Gravitational lensing has revealed extremely faint galaxies in the early universe, suggesting these tiny galaxies were responsible for cosmic reionization.

    By Ashley Yeager
  5. Animals

    ‘Cannibalism’ chronicles grisly science of eating your own

    In "Cannibalism", a zoologist explores a grisly topic that scientists have only recently begun to study seriously.

    By Sid Perkins
  6. Neuroscience

    Artist’s amnesia could help unlock mysteries of memory

    In "The Perpetual Now", journalist Michael Lemonick looks at what an artist’s memory loss can teach neuroscientists about the brain.

    By Diana Steele
  7. Anthropology

    DNA points to millennia of stability in East Asian hunter-fisher population

    Ancient hunter-gatherers in East Asia are remarkably similar, genetically, to modern people living in the area. Unlike what happened in Western Europe, this region might not have seen waves of farmers take over.

    By Meghan Rosen
  8. Paleontology

    Pinhead-sized sea creature was a bag with a mouth

    Dozens of tiny fossils discovered in 540-million-year-old limestone represent the earliest known deuterostomes, a diverse group of animals that includes humans and sea cucumbers.

    By Meghan Rosen
  9. Genetics

    CRISPR used in cows to help fight tuberculosis

    Chinese researchers used a CRISPR/Cas 9 gene editor to make cows more resistant to tuberculosis.

    By Helen Thompson
  10. Genetics

    CRISPR used in cows to help fight tuberculosis

    Chinese researchers used a CRISPR/Cas 9 gene editor to make cows more resistant to tuberculosis.

    By Helen Thompson
  11. Science & Society

    Analysis finds gender bias in peer-reviewer picks

    The peer-review process aims to avoid bias, but it turns out there’s gender bias in who is picked to review the papers.

    By Bethany Brookshire
  12. Archaeology

    Cow carved in stone paints picture of Europe’s early human culture

    Stone Age engraving helps to illuminate European travels of an ancient human culture.

    By Bruce Bower