From Molecules to Organisms: Structures and Processes

  1. Animals

    As the tropics warm, some birds are shrinking

    Migratory birds are getting smaller as temperatures climb, studies had showed. New evidence shows dozens of tropical, nonmigratory species are, too.

    By
  2. Animals

    A panda stands out at the zoo but blends in the wild

    A panda may stand out among bamboo at the zoo, but in the wild, its black-and-white coloring camouflages it from predators. Learn more with this web comic.

    By and
  3. Microbes

    Genes point to how some bacteria can gobble up electricity

    A new study shows how some microbes absorb and release electrons — a trait that may point to new fuels or ways to store energy.

    By
  4. Climate

    Secret forest fungi partner with plants — and help the climate

    Forest fungi are far more than mere mushrooms. They explore. They move nutrients and messages between plants. They can even help fight climate change.

    By
  5. Plants

    Let’s learn about meat-eating plants

    Carnivorous plants use a variety of strategies to lure in and capture their prey, from sticky traps to jawlike leaves.

    By
  6. Physics

    Future cars may offer personal sound zones — no earphones needed

    Zones that offer each passenger personal listening are closer to reality. A new design improves performance by adapting to the conditions in your car.

    By
  7. Materials Science

    Analyze This: Hardened wood can make sharp steak knives

    Researchers treated wood to make it hard and dense. Out of it, they carved sharp knives and nails that could substitute for ones made of steel.

    By
  8. Plants

    Scientists Say: Phloem

    Phloem is tissue that delivers food, made in leaves during photosynthesis, to the rest of a plant.

    By
  9. Animals

    Scientists Say: Marsupial

    These mammals are known for riding around in a pouch on their mother’s belly, where they continue developing after they’re born.

    By
  10. Health & Medicine

    Gender-affirming care improves the mental health of transgender youth

    Several states have tried to restrict access to gender-affirming health care for transgender youth. That goes against medical guidelines.

    By
  11. Health & Medicine

    A single vape session can harm immune cells in the body

    Vaping creates molecules in the body that can attack cells and cause damage.

    By
  12. Genetics

    Explainer: What is RNA?

    A partner to DNA, cells use this molecule to translate the instructions for making all of the many proteins that your body needs to function.

    By