Two years ago, a couple of high-school classmates each composed a mathematical marvel. It was a trigonometric proof of the Pythagorean theorem. Now, at age 19, they’ve just reported finding…

In the guts of a new type of computer, a bunch of tiny LEDs emit a green glow. Those lights have a job to do. They’re performing calculations. Right now,…

This is another in a year-long series of stories identifying how the burgeoning use of artificial intelligence is impacting our lives — and ways we can work to make those impacts as beneficial…

When baby Atlantic puffins in Iceland venture out of the cliffside burrows where they had hatched, they look for the light of the moon. It will guide them to the…

Objective: To measure how much mass eggshells can support Areas of science: Materials science Difficulty: Medium intermediate Time required: 2–5 days Prerequisites: None Material availability: Readily available Cost: $20–50 Safety:…

Vampire bats live on a strictly blood-based diet. So strict, in fact, that they seem to process their food more like some blood-feeding flies than like other known mammals. Researchers…

Organoid (noun, “OR-guh-noid”) An organoid is a model of an organ made from living cells. Organoids are lab tools that mimic the functions of real organs. Organs carry out specific…

Trees are important for the health of our planet. For one, they pull carbon dioxide, a planet-warming gas, out of the air. But they also take up methane gas, scientists…

Brains are usually thought of as a bacteria-free zone. But that’s not the case for some fish. Wild and lab-grown members of the salmon family harbor active microbial communities in…