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  1. Space

    Life’s ingredients have been found in samples from asteroid Bennu

    Samples from NASA’s OSIRIS-REx mission show the asteroid Bennu had organic molecules and minerals and possibly salty water and other life ingredients.

    By Adam Mann
  2. Health & Medicine

    Can you actually die of a broken heart?

    Death by heartbreak doesn't just happen in stories. In real life, severe stress can cause the sometimes-fatal takotsubo syndrome.

    By Bethany Brookshire
  3. Life

    This drawing is the oldest known sketch of an insect brain

    Found in a roughly 350-year-old manuscript by Dutch biologist Johannes Swammerdam, the scientific illustration shows the brain of a honeybee drone.

    By Tina Hesman Saey
  4. Animals

    Chatty bats are more likely to take risks

    Bats may broadcast their personalities to others from a distance, new experiments suggest, which could play into social dynamics within a colony.