A newly discovered cave could very well be tens of thousands of years old, and dangerous to explore.
An ocean is the last place you'd expect to find a freshwater lake...
Tree lines are on the move. Learn how moving tree lines impact animals and other plants.
About twenty thousand years ago, during the last major ice age, a miles-thick ice sheet covered all of Canada and most of the northeastern United States.
Find out how scientists made a tip so small it only consists of one atom. Now that's sharp!
Did you know that grapefruit juice can be dangerous if you're taking certain kinds of medication?
What reigns among the fastest moving things on Earth? Light, of course. Bullets and rocketships. High-speed trains. What about plants?
Many shark species in the northwestern Atlantic have declined by more than half in just the last 8-15 years. Learn more on this Moment of Science.
Is Chicago really sinking? Find out on this Moment of Science.
Learn about the real wolverine on this Moment of Science.