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  • Eco games and apps that celebrate Earth Day

    April 21, 2013 4:11 PM 142

    While nothing beats taking a nature walk or planting a tree with your kids in honor of Earth Day (April 22), here are some online games and apps that can help spur a discussion about recycling and protecting our earth. Maggie's Earth Adventures presents six free cartoon adventures that teach environmental issues by showing them in the context of a story

  • 6 Surprising Environmentalists

    April 21, 2013 1:17 PM 128

    There was a time, not very long ago, when it was safe to be a politician who supported environmental causes — even among conservative Republicans. In today's political climate, however, the conservative right seems to view deviation from a strident anti-environmental position as heresy. In the spirit of celebrating Earth Day, here are six political leaders

  • Lyrid meteor shower peaks this weekend: How to watch

    April 21, 2013 10:21 AM 133

    Hey there, tenacious sky watchers: Forecasters say the Lyrid meteor shower will peak late Sunday night and into Monday morning, so set your alarm clocks and gather your blankets. You've got a show to watch. The Lyrid meteor shower takes place each April as our planet passes through debris left by the tail of the Comet Thatcher. The meteors are actually

  • Could Cicadas Be the Perfect Spring Snack?

    April 21, 2013 9:59 AM 159

    The 17-year Brood II Cicadas will be swarming Northern Virginia in May and June. Considered a delicacy in some parts of the world, these bugs in your backyard could be a newfound treat. Some might say cicadas are loud, annoying and disgusting—but others say they make a great snack! And you may have plenty of opportunities to try them this summer when they emerge

  • Study: Boston, New England at Greatest Tsunami Risk in US

    April 19, 2013 9:36 PM 139

    Over the past year, there have been 12 small earthquakes off the coast of Boston An increase in seismic activity in the North Atlantic suggests that New England is most at risk of suffering the effects of a tsunami in the near future, according to a Boston College seismologist. Over the past year there have been 12 small earthquakes at the edge of the continental

  • 5 lighthouses worth a climb this summer

    April 19, 2013 7:11 PM 192

    During the heyday of lighthouses in the late 1800s and early 1900s, close to 900 manned lighthouses dotted the shores of the United States, serving as sentinels for seafarers long before the advent of high-tech navigation. While American lighthouses have long been automated, a resurgence of interest in these historically significant beacons has made them popular

  • Massive Amounts of Charcoal Deposited in the Oceans: New Implications for Carbon Sequestration

    April 19, 2013 6:43 PM 131

    By Catherine Griffin | Apr 20, 2013 06:56 AM EDT Wildfires may not just burn down trees; they also may be affecting our oceans to a large extent. Researchers have found that the fires that turn millions of acres into charcoal each year are having a lasting impact on our world's oceans. The carbon cycle is important for researchers to fully understand

  • Illegal loggers continue to threaten Amazonian tribe

    April 19, 2013 1:33 AM 129

    Campaigners say the Brazilian government is failing to protect one of the world's most endangered tribes. The Awa people are believed to number just 450, but their territory has attracted thousands of loggers and settlers. Last year a judge ordered all outsiders should leave the area within 12 months. But the deadline has passed and no evictions have taken

  • Last-minute glitch postpones debut of new U.S. rocket

    April 18, 2013 10:01 PM 132

    (Reuters) - A U.S. company hired by NASA to fly cargo to the International Space Station canceled plans to launch its new Antares rocket on a demonstration mission on Wednesday after a last-minute technical glitch, officials said. The 13-story rocket developed by Orbital Sciences Corp had been slated to lift off from a new commercial spaceport in Virginia

  • Solar Cell Could Dramatically Improve Energy Harvest

    April 18, 2013 9:02 PM 133

    A special coating could dramatically improve the percentage of energy that can be harvested from solar cells by splitting photons in two, new research suggests. For every photon (or particle of light) that hits a solar cell, the coating — called pentacene — doubles the number of electrons, and energy, that can be harvested, at least with high-energy