Dusting off 15 Roman-era Egyptian mummy portraits—mostly untouched for 100 years—has revealed a 2,000-year-old surprise.

Researchers say they’ve uncovered two interesting patterns about peer-to-peer file sharing of movies, music, and more.

A new wearable medical device that uses up to 3,600 liquid crystals can quickly let you know if you’re having heart trouble—or if it’s simply time to slather on some moisturizer.

Americans can save enough power to run 200,000 households a year by streaming videos with efficient devices instead of driving to the store to buy or rent DVDs.