Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) ...

The Master System was originally launched in 1985, but didn't arrive in Brazil until 1989. It has remained in continuous production under TecToy for 36 years—longer than anywhere else in the world.

If you harbor a morbid curiosity about what exactly makes up the grayish, fluffy stuff that accumulates in your home, we’ve got you.

The general public often hears terms like afterburners and supercruise, but few really knows what they mean or what the difference is between them.

Your circulatory or cardiovascular system serves a vital function by delivering oxygen and nutrients to all the organs and tissues of your body. Learn more about how the circulatory system works ...

Find out what you need to know about your larynx, including its function, where its located, and potential larynx conditions.

In the past, electricity companies made some infrastructure investments far beyond what was needed – mostly in distribution networks, but also in transmission.

A ball that clearly landed long in a match at Centre Court wasn't called out Sunday because the electronic system that replaced line judges at Wimbledon this year was shut off.