An unknot (also known as the trivial knot) can be drawn with any number of crossings. Any possible manipulation of a knot ...

New studies of the “platypus of materials” help explain how their atoms arrange themselves into orderly, but nonrepeating, ...

Everything around us is built from sets of chemical elements. From the air we breathe to the jewelry we wear. All of these ...

In women's artistic gymnastics, the uneven bars are the second event in the Olympic order. This apparatus is made of fiberglass with a wood coating and the bars are placed at different heights, ...

Imagine having the power to choose an element—fire, water, earth, or air. What would you pick? Let’s explore the ...

Welcome back to part 2 of our ‘Match the Answer to the Question’ quiz! As we did in Part 1 , you’ll be shown a single-word ...

Heavy metals are dangerous at high levels, but treatments that remove can also be risky and only benefit certain patients.