Unsteady Astronauts: Why Did They Keep Wiping Out on the Moon?

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Why Did Astronauts Keep Wiping Out on the Moon?         The moonwalkers would often trip, stumble and wipe out as they explored the dusty landscape. Read More WATCH VIDEO: Why Gravity Fluctuates on the Moon The gravity we experience on Earth is very different from the gravity on the moon, and both, it turns out, can fluctuate. Colossal New Dino Was Among Heftiest Ever         Dreadnoughtus schrani measured over 83 feet long -- and was still growing at the time of its death. Read More WATCH VIDEO: Meet a Dino That Survived the Mass Extinction The ulitmate survivor, Leikupal Laticauda, vaults into the upper reaches of dinosaur stardom. First Fully Functioning Organ Grown Inside Mouse         The medical advance could one day lead to healthy, lab-grown organs that reduce the need for donors. Read More WATCH VIDEO: How Scientists Are Making Brains Transparent Scientists are getting an entirely new view of the least understood organ in the human body. Mars to Barely Dodge a Cometary Bullet         The Red Planet will soon experience the great relief of having a half-mile wide lump of icy rock just miss it on a flyby. Watch Follow Discovery News on Facebook! Get your sci-tech headlines all day on Twitter too! Follow us @Discovery_News. At Discovery we value your privacy. If you would like to be removed from Discovery News emails like this, please click here to our subscription center, where you can manage your account. We recently updated our privacy policy. This policy is effective as of 10/30/07. To see new policy click here . Discovery Communications, LLC One Discovery Place Silver Spring, MD 20910 © 2014 Discovery Communications, LLC