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Energy may seem to disappear, but there’s a law against that

A bouncing ball eventually will roll to a stop. After a long day of scrolling, a phone battery will die. Eventually, every campfire will burn out. In each case, it…

Radioactive animals don’t glow — but do show the power of radiation

In comic books and movies, radiation can be a source of superpowers. The bite of a radioactive spider turned Peter Parker into Spider-Man, allowing him to spin webs and swing…

Nuclear weapons tests many decades ago have left a radioactive legacy

From the 1950s through the 1980s, the United States and Soviet Union built and tested thousands of nuclear weapons. Fallout from those tests has littered the planet with radioactive debris…

‘Stenciling’ tiny gold particles gives them new properties

A popular technique for decorating pottery is helping scientists “paint” intricate patterns on nanosized bits of gold. This teeny tiny art technique could give the gold specks exciting new properties.…

What’s on Nature’s secret plant list?

Abstract Picture a meadow or forest full of plants. Did you know that even when it looks wild and healthy, there are many plants missing? Scientists call these “missing species”…

Here’s why ammolite gems have a rainbow shimmer

Ammolites are some pretty fabulous fossils. Unlike many ancient life forms that get preserved in dull browns and grays, ammolites shimmer like rainbows. Their vivid hues make them prized gemstones…

Recruits agreed to be buried face down in the snow, for science

When someone is trapped in an avalanche, there is very little time before their oxygen supply runs out. A new safety device, though, can channel air to the buried person’s…

Scientists Say: Taxonomy

Taxonomy (noun, “tax-ON-uh-mee”) Taxonomy is the science of grouping living things into categories. This field involves two major tasks. One is to develop categories for living things. These categories are…

This cosmologist studies the invisible parts of the universe

Before Katie Mack became a scientist, she was the kid taking apart TV remotes and building solar-powered cars out of LEGOs. “I’d take things apart and put them back together…

Linking science to dance, culture and more expands who can take part

Step, shake, clap. A group of teens moves to the beat. In a video of their dance, colorful starbursts break out from their hands. These girls created their own moves.…