As an airplane flies faster than the speed of sound, it "pushes" on the sound waves in front of it. But sound waves obey the speed limit—they can't travel faster than the speed of sound. So the waves ...

NASA captured a stunning, first-of-its-kind image showing the colliding shock waves from two jets flying at supersonic speeds. The images, which feature a pair of T-38s from the U.S. Air Force Test ...

Larger than the Milky Way, this wave managed to form a mysterious hydrogen "recycling plant" in one of space's scariest regions. Monisha Ravisetti was a science writer at CNET. She covered climate ...

In 1939, scientists discovered that peeling Scotch tape in the dark produces a visible blue glow due to a build-up of electrical charge and the sudden tearing of the adhesive. The phenomenon, known as ...