Watch Halley’s Comet Makes Its Presence Known As Meteor Shower Rages: The Naked Eye Night Sky This Week

Gravity Is Still Shaping Earth's Surface From Deep Within, New Study Finds

Milky Way’s Graveyard of Dead Stars Found – First Map of the “Galactic Underworld”

Diet Coke is so much fizzier than sugary Coke due to surface tension and viscosity. It's not your imagination!