These photos come from One World One Ocean, started by “a family who has been making IMAX Theatre films for 35 years in far-off places like the top of Mt. Everest, the ice caves of Greenland, the Nile river, and the deep-ocean reefs of the South Pacific.” Their goal is to inspire people about the …
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Sea Slugs of Hawaii This little guy is called Glaucus Atlanticus. It is a species of sea slug that grows to around 35 mm. They float partially by means of an air bubble, which they swallow and store in their gastric cavity. They also have a rather unique defence mechanism – they store the …
Continue reading “Amazing Species: Sea Slug – swallows bubbles, eats stinging cells”
You should read Mat Honan’s heartbreaking tale of a hack attack and the ensuing discussion on Techmeme. Much of the story is about Amazon or Apple’s security practices, but I would still advise everyone to turn on Google’s two-factor authentication to make your Gmail account safer and less likely to get hacked. Two-factor authentication means “something you know” (like a …
In the movies the Dark Knight does not always save his lady, but in the Aurora theater the story unfolded differently. The male instinct to rescue and protect kicked in the way it does in less complicated superhero tales. At least three of the 12 victims of the shooting died because they were physically protecting …
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As citizens continue to play a critical role in supplying news and human rights footage from around the world, YouTube is committed to creating even better tools to help them. According to the international human rights organization WITNESS’ Cameras Everywhere report, “No video-sharing site or hardware manufacturer currently offers users the option to blur faces or …
This week, several great white sharks were spotted off the coast of Chatham, Mass., and two more near Cape Cod were swimming just 30 feet from the shore. One of the sharks was measured at 12 to 15 feet. The summer months induce a chain reaction for shark sightings: Warm ocean temperatures entice more gray …
Why rain barrels? Placed under a down spout, rain barrels conveniently collect rainwater that can be used to water gardens and lawns, wash cars or even fill birdbaths and ponds. A 1000 square foot roof yields about 600 gallons per inch of rainfall – that’s a lot of water (and money) to be saved. Rain …