Recipe for Earth-Like Alien Worlds Found

TECH SPACE HUMAN EARTH HISTORY ANIMALS ADVENTURE VIDEO View Online RECIPE FOR EARTH-LIKE ALIEN WORLDS FOUND After measuring the masses of small, rocky exoplanets, astronomers conclude our solar system may not be unique. READ MORE Why Black Widow Spider Venom Is So Potent Black widows have evolved such lethal venom they're building stronger webs to handle bigger prey. READ MORE WATCH VIDEO: Spider Sex Dangerous for Some The longer a male redback woos the female, the more likely she won't eat him. 'Breathing' Window Tints to Block Sun, Charges Itself The process that tints the window produces a small amount of electricity. READ MORE WATCH VIDEO: Charge Your Phone with a Solar-Powered Bikini Bold new solar-powered tech devices are making their way to market.  Dinosaur Sex: How Did That Work? Dinosaurs ruled the planet for 130 million years, so clearly they knew how to reproduce, but exactly how they did the deed is elusive. 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