Ecosystems: Interactions, Energy, and Dynamics

  1. Environment

    Wildfire smoke seeds the air with potentially dangerous microbes

    Studies now show that most wildfires don’t kill microbes. That’s fueling worries about what risks these smoke hitchhikers might pose to people.

    By
  2. Microbes

    Explainer: Virus variants and strains

    When viruses become more infectious or better able to survive the body’s immune system, they become a type of variant known as a strain.

    By
  3. Health & Medicine

    What is the role of in-person classes in COVID-19’s spread?

    New data haven’t shown that schools pose a big coronavirus risk to kids and their families, despite fears that they might.

    By
  4. Health & Medicine

    COVID-19 can infect kids — and risks sickening some severely

    Not all are equally impacted. Even among supposedly low risk groups, concerns intensify as the super-contagious delta variant sweeps across the globe.

    By
  5. Earth

    Stores and malls buy into ponds and rain gardens for flood control

    An extra bonus: These rainy-day ponds clean up that dirty water running off parking lots.

    By
  6. Life

    Even raised by people, wolves don’t tune into you like your dog

    Dog puppies outpace wolf pups at engaging with humans, even with less exposure to people, supporting the idea that domestication changed dogs’ brains.

    By
  7. Animals

    Uncovering secrets of the glasswing butterfly’s see-through wings

    The tricks of its transparency include sparse, spindly scales and a waxy coated membrane.

    By
  8. Earth

    Let’s learn about Antarctica

    This continent is dry, windy and very cold — and home to penguins, ice and a lot of scientific research.

    By
  9. Animals

    Some beetles walk along the underside of the water’s surface

    Their upside-down scurrying is a rare method of getting around.

    By
  10. Fossils

    Dinosaur families appear to have lived in the Arctic year-round

    Fossils of baby dinosaurs in northern Alaska challenge the idea that northern dinosaurs only spent their summers in the high Arctic.

    By
  11. Animals

    Spiders can take down and feast on surprisingly big snakes

    Snared in sticky webs and subdued by poison, even venomous snakes can become a spider’s soup.

    By
  12. Environment

    ‘Zombie’ wildfires can reemerge after wintering underground

    Climate change may make these not-quite-dead blazes more common. Scientists are learning to predict where a zombie might emerge.

    By