Search Results for: Bears

Open the calendar Use the arrow keys to select a date

Can’t find what you’re looking for? Visit our FAQ page.

6,899 results

6,899 results for: Bears

  1. Archaeology

    Easter Island people used sharpened stones as tools, not weapons

    Sharp-edged stone tools enabled daily survival, not warfare, on Easter Island.

    By Bruce Bower
  2. Health & Medicine

    Cells from fat mend bone, cartilage, muscle and even the heart

    Stem cells and other components of fat can be coerced to grow into bone, cartilage, muscle or to repair the heart.

    By Susan Gaidos
  3. Animals

    Feral dogs take a bite out of Andean wildlife

    A survey of a remote park in Ecuador finds feral dogs are a problem for many species of native mammals.

    By Sarah Zielinski
  4. Health & Medicine

    Lead’s damage can last a lifetime, or longer

    Scientists have known for decades that lead is toxic to the brain, but the mark lead exposure leaves on children may actually stretch into adulthood, and perhaps even future generations.

    By Meghan Rosen
  5. Archaeology

    Babylonians used geometry to track Jupiter’s movements

    Babylonians took a geometric leap to track Jupiter’s movements long before European astronomers did.

    By Bruce Bower

  6. January 9, 2016

    In the Jan. 9 SN: Avalanche physics, rethinking suicide risk factors, the Paris climate accord, water bears' resilience, a new form of carbon, cells flock together, diets get personal and more. 

    By Science News
  7. Archaeology

    Ancient stone tools raise tantalizing questions over who colonized Sulawesi

    Hominids reached an island not far from hobbits’ home by around 200,000 years ago.

    By Bruce Bower
  8. Life

    For water bears, the glass is all full

    When dried, water bears turn into glass.

    By Tina Hesman Saey
  9. Animals

    Water bears’ genetic borrowing questioned

    A new analysis of tardigrade DNA suggests that water bears don’t swap many genes with other organisms after all.

    By Tina Hesman Saey
  10. Health & Medicine

    Mom’s weight during pregnancy shapes baby’s health

    Obesity at conception or during pregnancy is a big problem that's getting bigger: New evidence says a child's mental health could be at stake.

    By Laura Beil
  11. Genetics

    Water bears are genetic mash-ups

    Drying out may help tardigrades soak up new DNA, which in turn aids the water bears in withstanding stress.

    By Tina Hesman Saey
  12. Physics

    The science of avalanches

    High-tech instruments are helping researchers study how temperature can change the character — and danger — of an avalanche

    By Alexandra Witze