Sea Urchin-Inspired House Captures Tidal Energy

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Sea Urchin-Inspired House Captures Tidal Energy         The concept structure uses a shell within a shell to trap tidal energy. Read More WATCH VIDEO: Are Wind and Solar Energy Worth the Effort? Incorporating solar panels and wind energy into our outdated electrical grid is not worth the cost, critics say. How Ebola and Other Viruses Mutate         Viruses can disguise themselves in order to fool host cells and survive. Read More WATCH VIDEO: How Does Ebola Kill People? How exactly does the Ebola virus take human lives, as it has done to horrific effect in West African nations? Killer Chimps Reveal Why Violence Persists         Killing can improve survival by eliminating rivals when the costs of killing are low. Read More WATCH VIDEO: Should Chimps Have Human Rights? The question of whether chimps deserve the same rights as humans goes to court. Student Loans and What Happens If You Don't Pay Up         With student debt now in excess of $1 trillion, what are the consequences for people who default on their student loans? 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