Mom of missing Arizona teen who surfaced after 4 years says family being "harassed"

Exclusive: How Scientists in Antarctica Are Living Untouched by The Global Pandemic

A Black Hole Was Found Outside Our Galaxy For The First Time With an Ingenious MethodThe Moon's Surface Has Enough Oxygen to Keep Billions Alive For 100,000 Years

There's a Mysterious Barrier Keeping Cosmic Rays Out of The Galactic CenterWater Detected in Ancient, Distant Galaxy From The Beginnings of The UniverseGlorious New Hubble Image Could Offer a Sneak Preview of Our Sun's Demise

NASA's Juno Peered Beneath Jupiter's Clouds, And It's More Hectic Than They ThoughtAstronomers Detect a 'Tsunami' of Gravitational Waves. Here's Where They're Coming From

NASA Rover Has Found Previously Unknown Organic Molecules on Mars

There's a Weird Shape in The Middle of Andromeda, And Astronomers Finally Know WhyScientists Taught Rats How to Drive Tiny Cars, For Science Purposes

Violent Crime Rates Go Down When Seasonal Allergies Peak in The USWe Are 'Perilously Close' to Creating Sentient Mini-Brains in a Dish, Experts Warn

More Than 20 Ancient Egyptian Coffins in Pristine Condition Have Just Been UncoveredLarge-Scale Study Rules Out a Common Assumption About 'Narcissistic' Only Children