Today's Top Stories

TECH SPACE HUMAN EARTH HISTORY ANIMALS ADVENTURE VIDEO View Online Could Road Salt Cause Lead Poisoning? As a winter storm bears down on the East Coast, we look at how spreading salt on roads can add to the problem of lead poisoning in water. READ MORE 9th Planet May Lurk in Outer Solar System The astronomer who helped kick Pluto out of the planet club believes a much larger body may be lurking in the outskirts of the solar system. READ MORE WATCH VIDEO: How We Find Water pn Exoplanets Astronomers find water vapor in the atmosphere of a nearby exoplanet. Whales Exercise Too Young humpback whale calves often carry out extended sequences of breaching, even at a very young age. READ MORE WATCH VIDEO: How Exercise Rewires Your Brain Working out does more than flatten those abs -- it alters your brain to better handle stress. How an Octopus Sees With Its Skin In some species of octopus, a chemical made in the eyes that helps them see can also be found in their skin. Yes, really. WATCH Follow Discovery News on Facebook! Get your sci-tech headlines all day on Twitter too! At Discovery Communications, we value your privacy. If you would like to be removed from future communications like this, please click here. Privacy Policy Discovery Communications, LLC One Discovery Place Silver Spring, MD 20910 © Copyright 2015 Discovery Communications, LLC