Chemistry

  1. Chemistry

    Scientists Say: Atom

    An atom is the smallest possible piece of a chemical element.

    By Bethany Brookshire
  2. Chemistry

    Working up a sweat may one day power up a device

    Tech that turns sweat into power may make for greener gadgets. A new device uses perspiration to charge a supercapacitor and run a sensor.

    By Carolyn Wilke
  3. Chemistry

    Scientists Say: Polymer

    Polymers can be natural or man-made, but they are all big molecules made up of smaller units linked together.

    By Carolyn Wilke
  4. Chemistry

    Let’s learn about colors

    The colors we see come from electromagnetic waves traveling through space and hitting our eyes.

    By Bethany Brookshire
  5. Chemistry

    This tube worm’s glowing slime may help sustain its own shine

    Snot oozed by a marine tube worm can glow for up to 3 full days. The secret of how this works might lead to long-lasting lights that glow on and on.

    By Carolyn Wilke
  6. Chemistry

    Let’s learn about hair

    Hair is made of long, strong protein chains. These chains have a lot of science in them.

    By Bethany Brookshire
  7. 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
  8. Physics

    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
  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. Tech

    COVID-19 victims could breathe easier with these innovations

    Feared equipment shortages due to the COVID-19 pandemic have prompted research teams to develop novel technologies to help oxygen-starved lungs.

    By Kathiann Kowalski
  11. Chemistry

    Let’s learn about forensic science

    Crime scene investigators analyze evidence with science, to connect criminals to crimes. And it’s often slower and different from what you see on TV.

    By Sarah Zielinski
  12. Chemistry

    Rock Candy Science 2: No such thing as too much sugar

    Making rock candy at home takes a lot more sugar than you might think. Why? This experiment will show you why.

    By Bethany Brookshire