Uncategorized

  1. Environment

    CO2 emissions have nosedived as COVID-19 keeps people home

    The COVID-19 pandemic restricted travel that can pollute the air. By April, travel-related daily emissions of greenhouse gases was back to 2006 levels.

    By Carolyn Gramling
  2. Planets

    Let’s learn about Jupiter

    This gas giant is home to a massive storm that has lasted hundreds of years. It’s also surrounded by dozens of moons.

    By Sarah Zielinski
  3. Chemistry

    Ancient recipes helped scientists resurrect a long-lost blue hue

    Led by medieval texts, scientists hunted down a plant and used its fruit to make a blue watercolor with mysterious origins.

    By Carolyn Wilke
  4. Physics

    Scientists Say: Momentum

    This word describes a property of a moving object based on its mass and the direction and speed of its motion.

    By Carolyn Wilke
  5. Chemistry

    Let’s learn about bubbles

    Bubbles are a great way to while away a beautiful summer day. Knowing a bit of science can help you blow the biggest and the best bubbles.

    By Sarah Zielinski
  6. Health & Medicine

    Our gut microbes love a good workout

    Technology shows how microbes in the body respond to exercise. That helps scientists understand why those microbes keep athletes healthy.

    By Silke Schmidt
  7. Health & Medicine

    Sweat tech alerts athletes when to rehydrate — and with what

    Technology shows how the body responds to moderate and vigorous exercise. That helps athletes stay healthy — and helps scientists understand why.

    By Silke Schmidt
  8. Math

    Why sports are becoming all about numbers — lots and lots of numbers

    Sports once focused on muscles, skill and tactics. Now math is becoming almost as important. It helps assess players — and improve their tools.

    By Silke Schmidt
  9. Animals

    Traces from nuclear-weapons tests offer clues to whale sharks’ ages

    Traces left by nuclear-bomb testing in the 1950s and ‘60s can help researchers learn how old a whale shark is.

    By Maria Temming
  10. Animals

    Let’s learn about domestic cats

    Cats rule the internet — and many of our homes. To get here was a journey of many thousands of years.

    By Sarah Zielinski
  11. Fossils

    The challenge of dinosaur hunting in deep caves

    Spelunkers aren’t the only people to find caves interesting. So do paleontologists. Though getting to work may be harrowing, they find it’s worth it.

    By John Pickrell
  12. Animals

    Pesticides can have long-term impact on bumblebee learning

    Pesticide-laced nectar and pollen can permanently harm the brains of baby bumblebees.

    By Alison Pearce Stevens