News

  1. Health & Medicine

    Blood pressure may read falsely high if the arm isn’t positioned properly

    A clinical trial found blood pressure readings were higher with the arm on the lap or along the side, compared with supported at heart height.

    By Aimee Cunningham
  2. Animals

    These sea creatures can fuse their bodies

    A species of comb jelly can fuse its body with another jelly after injury. Some of the pair’s body functions then synchronize.

    By Jude Coleman
  3. Genetics

    The discovery of microRNA wins the 2024 physiology Nobel Prize

    Victor Ambros and Gary Ruvkun found a new principle of gene regulation essential for all multicellular organisms.

    By Tina Hesman Saey and Sophie Hartley
  4. Oceans

    A transatlantic flight may turn Saharan dust into a key ocean nutrient

    Over time, atmospheric chemical reactions can make iron in dust from the Sahara easier for organisms to take in, helping to create biodiversity hot spots.