Top Spitzer Nebula Stunners

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Top Spitzer Nebula Stunners         After a decade exploring the Cosmos, take a tour of some of the NASA Spitzer Space Telescope's most beautiful nebulae. Read More WATCH VIDEO: How to Get a Job in Space Check out some truly out-of-this-world gigs. Dollar Values of Hunted African Animals         Rare and endangered animals may be legally hunted in parts of Africa, so long as the hunter is willing and able to pay the hefty price. Read More WATCH VIDEO: 3 Shark Myths Debunked So many things you think you know about sharks are WRONG!  Are the Measles Killing Off Dolphins?         Dead dolphins are washing ashore in large numbers this summer along the East Coast. Read More WATCH VIDEO: Military Dolphin Finds 130-Year-Old Torpedo The military is training all kinds of animals to help perform some of its most dangerous tasks. How Scary Sinkholes Are Formed: Video         Sinkholes are eating up buildings! You've seen 'em on the news, maybe even in your own neighborhoods ... but what exactly causes them in the first place? 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 © 2013 Discovery Communications, LLC