Stereoscopy (noun, “Stair-ee-AH-skuh-pee”) Stereoscopy is a technique to trick the brain into perceiving flat images as three-dimensional scenes. Here’s how it works. Each eye...
Maria Temming
Today, teens from around the globe claimed big prizes at the 2022 Regeneron International Science and Engineering Fair. The competition, known as ISEF for...
Winning an award is nice, of course, but that’s only a small reason to do a science fair project. There’s learning about science, how...
Cellulose is all around us. The main building block of plant cell walls, it’s nature’s most abundant polymer. It makes up about 90 percent...
Variable (adjective, noun, “VAIR-ee-uh-bull”) The word “variable” can be an adjective or a noun. As an adjective, it means able to vary, or change....
Atmosphere (noun, “AT-muss-fear”) An atmosphere is a mix of gases that surrounds a planetary body. Earth’s atmosphere extends from the ground to more than...
Our clothes do a lot for us. They keep us warm in the winter or cool while we’re working out. They let us dress...
Constellation (noun, “Kahn-stuh-LAY-shun”) A constellation is a group or cluster of related things. The best known examples are the groups of stars that seemingly...
Migration (noun, “My-GRAY-shun”) Migration involves animals or people moving from one place to another. In animals, migration refers to regular, often seasonal movements. Many...
For such a small world, Pluto has stirred up a pretty big controversy. Discovered in 1930 by amateur astronomer Clyde Tombaugh, Pluto was long...
