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.

6,872 results

6,872 results for: Bears

  1. Animals

    Poop is on the menu for a surprising number of animals

    A new tally finds dozens of species giving food a second go-round, from babies boosting their microbiomes to adults seeking easier-to-access nutrition.

    By
  2. Earth

    Even epic rainfall may not be enough to refill SoCal’s aquifers

    More than a dozen atmospheric rivers dumped rainfall on California in 2023 but replenished only 25 percent of the water lost from aquifers since 2006.

    By
  3. Animals

    A tardigrade protein helped reduce radiation damage in mice

    Mouse cells tweaked to produce the tardigrade protein incurred less DNA damage than unaltered cells — hinting at a new tool for cancer patient care.

    By
  4. Health & Medicine

    Don’t wait until menopause to strengthen your bones 

    Screening for osteoporosis is recommended at age 65, but experts say women should be proactive about bone health long before that.

    By
  5. Neuroscience

    The unique neural wiring of the human hippocampus may maximize memory

    Living tissue from the memory centers of people’s brains reveals sparse nerve cell connections that provide strong, reliable signaling between cells.

    By
  6. Animals

    Putting vampire bats on treadmills reveals an unusual metabolism

    A bat gym shows that vampires are more like some insects, burning amino acids from blood proteins rather than the carbs or fats other mammals rely on.

    By
  7. Archaeology

    Human ancestors made the oldest known bone tools 1.5 million years ago

    The excavation of bone tools at Olduvai Gorge in Tanzania expands the range of ancient hominids’ cultural innovations.

    By
  8. Life

    Early human ancestors didn’t regularly eat meat

    Chemicals in the tooth enamel of Australopithecus suggest the early human ancestors ate very little meat, dining on vegetation instead.

    By
  9. Striving to break the global grip of malnutrition

    Editor in chief Nancy Shute discusses the quest for solutions in challenges such as childhood malnutrition, Andean bear conservation and assessing AI’s cognition.

    By
  10. Earth

    More details about the Myanmar earthquake are emerging

    A phenomenon called liquefaction, which causes the ground to slump like quicksand, led to significant damage after the Myanmar earthquake. The risk of aftershock remains high.

    By
  11. Life

    Dark coats may have helped the earliest mammals hide from hungry dinosaurs

    During the age of dinosaurs, early mammals probably lacked the stripes and spots of their modern relatives, having uniformly dark, drab coats.

    By
  12. Archaeology

    A race to save Indigenous trails may change the face of archaeology

    As construction of a pipeline nears, an effort to preserve an Indigenous trail in Canada tests whether heritage management can keep up with advances in archaeology.

    By