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pdnphotooftheday.com — The winners were announced November 18, 2009. This year, the competition received nearly 2,000 entries from 62 countries... (Submitted by alanocu) More…

ngm.nationalgeographic.com — Beautiful PIC... (Submitted by openthink) More…

earthobservatory.nasa.gov — Pics from Earth Observatory, International Space Station. Top image especially, when enlarged, is great shot. (Submitted by openthink) More…

buzzfeed.com — Science Fair projects should be creative, fun and informative. Here's a list of some of the best science fair projects e... (Submitted by AmyVernon) More…

mentalfloss.com — The most unexpected, shocking places on earth where life has been found to survive raise possible questions about places... (Submitted by openthink) More…

ngm.nationalgeographic.com — Unique to Madagascar... (Submitted by openthink) More…

flickr.com — The Pole shift hypothesis is almost always discussed in the context of Earth, but other bodies in the Solar System may h... (Submitted by jerryjamesstone) More…

webecoist.com — Few of nature’s elemental phenomena are more powerful yet less permanent than lightning… well, not exactly. Fulgurites, ... (Submitted by kolding) More…

ngm.nationalgeographic.com — Lightning off the coast of Virginia Beach, striking in the Chesapeake Bay. (Submitted by openthink) More…

imgur.com — literally. (Submitted by MrBabyMan) More…

news.nationalgeographic.com — Get spooked by a ghostshark, a ''Dracula'' fish, a carnivorous sea squirt, and more of 2009's freakiest finds. (Submitted by mikeinto) More…

news.bbc.co.uk — Starfish have a remarkable thermoregulation strategy to avoid overheating in the sun, scientists discover. (Submitted by archivedigger) More…

newscientist.com — This year's Nobel prize for physics was partly awarded to Willard Boyle and George Smith for inventing the charge-couple... (Submitted by hellengineer) More…

learn.genetics.utah.edu — Interactive dive through the micro universe (Submitted by dschwant) More…

earthobservatory.nasa.gov — Satellite images of glaciers spilling into mostly dry valley in western Greenland -- from NASA's Advanced Land Imager. (Submitted by openthink) More…