Cephalopods use their heads: Australian researchers Julian K. Finn, Tom Tregenza, and Mark D. Norman have discovered octopi that carry around coconut shell halves and use them as shelter. They say it’s the first report of tool use by an invertebrate, a skill that crows, chimps, and, of course, humans share. Check out the amazing […]
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Did you know that you can often see the International Space Station in the night sky? I’ve known that for a while, but I never think to look up at the right time. Here’s a cool solution I just came across: space station alerts via Twitter. Twisst will tweet you an advance summary of good […]
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