1. Plants

    This urban gardener is mimicking nature to create healthier plants

    Urban garden specialist Kwesi Joseph is experimenting with rock dust and plants. He also helps New York City community and school gardens with gardening problems.

  2. Animals

    Scientists Say: Megalodon

    The extinct megalodon (Otodus megalodon) was the largest shark to ever prowl the oceans.

  3. Animals

    Analyze This: Marsupial gliders may avoid the ground to dodge predators

    It has been unclear why gliding evolved in marsupials. To search for clues, researchers strapped activity trackers to some of these cryptic creatures.

  4. Animals

    This frog is the world’s smallest known vertebrate

    Neither fleas nor toads, Brazilian flea toads are almost flea-sized. These mini frogs are small enough to fit on a pinkie fingernail.

  5. Animals

    At last: How poison dart frogs ship defense toxins to their skin

    A liver protein appears to help the amphibians collect and move toxins from their food to their skin. Those toxins can defend the frogs from predators.

  6. Brain

    Handwriting may boost brain connections that aid memory

    Writing with a pen — but not typing — boosted links between regions used for motion and memory. That may help explain why writing fosters learning.

  7. Animals

    Experiment: Are we there yet? Test how migratory birds navigate

    In this experiment, use real data to figure out how migratory birds navigate from their breeding grounds to their wintering grounds.

  8. Microbes

    Let’s learn about useful bacteria

    Bacteria do many useful jobs almost everywhere on Earth, from the soil to the seafloor to our stomachs.

  9. Health & Medicine

    Family, friends and community inspired these high school scientists

    When looking for research ideas, listen to the people around you. What problems are they facing? What could you do to help?

  10. Animals

    Scientists still aren’t always sure why dogs wag their tails

    Your dog is wagging its tail. That must mean it’s happy, right? Maybe not. Scientists know less about what’s behind this behavior than you might think.

  11. Brain

    Scientists Say: Confirmation Bias

    Confirmation bias is the tendency to seek out and believe information that agrees with what we already think.

  12. Plants

    To spy this palm’s blooms and fruits, start digging underground

    Plants across 33 families are known for subterranean flowering or fruiting. But this palm is extremely rare. It does both.