Boolean (adjective or noun, “BOO-lee-en”) The word “Boolean” can be an adjective or a noun. As an adjective, this word describes a decision with only two possible answers, such as…

Some kids struggle with math more than others. Now, scientists have pinpointed some thinking processes and brain regions that might explain why. In a new study, kids were given simple…

Can animals experience joy? Well, of course — just look at my tuxedo cat, Tango. Every night, he waits atop the bed for his brother Teddy, a fat orange tabby that resembles…

Mayflies mate in mid-air. Monarch butterflies make cross-continental flights. And dragonflies hunt as they soar. But despite how much insect activity happens in the air, scientists haven’t had a clear…

Kevin Lu, 17, is working on ways to protect AI from sneak attacks meant to steal sensitive data or do other harm. Today, people are using AI agents to perform…

Everybody farts. The question is, how often? And how much gas is too much gas to pass? Science is now starting to answer that question. All it took was inventing…

The Marvel Cinematic Universe really should be called the Marvel Cinematic Multiverse. In the films, alternate realities can be created and destroyed. Characters can also hop between them. This has…

Observable universe (noun, “ub-SERV-uh-bul YOO-nih-vers”) The observable universe is a huge bubble-shaped region of space around Earth. It contains all the matter and energy that we could, in theory, observe…

Nearly one in four U.S. adults have seasonal allergies. So do one in five kids. Most of those allergies are to mold spores or pollen from ragweed, grasses and trees.…