Troop Deaths and Injuries in Ukraine War Near 500,000, U.S. Officials Say

Trained Dogs Can Detect COVID-19 With Surprising Accuracy by Sniffing Your Pee

This Breathtaking Image Is a Real Photo of Two Stars Destroying Each OtherCosmonauts Just Went on a Spacewalk to Look For Evidence of ISS 'Sabotage'

NASA's InSight Took Its First Selfie on Mars, And It's EpicWhy Don't Black Holes Swallow All of Space? This Explanation Is Blowing Our MindsGet Ready! Here's What You Can Expect From This Week's Geminids Meteor Shower

We Just Got a Surprising New Answer For What May Have Killed The Giant MegalodonIt's Official: NASA Just Confirmed Voyager 2 Has Entered Interstellar Space

We Finally Have Found One Part of The Human Body Not Damaged by Space Travel

You'd Better Watch Out, The Christmas Comet Is Coming to TownTonight, Jupiter And Saturn Will Appear Closer Than They've Been in 800 Years

Astronomers Spot Elusive 50 Million-Light-Year-Long Thread Tied to Cosmic WebLose Yourself in 50 Breathtaking New Images Released For The Hubble Anniversary

Somehow, a Monstrous Supermassive Black Hole Has Gone MissingAstronomers May Have Detected The First Radio Signal From an Exoplanet