Charges by South Korean health officials that octopus heads contain large and unhealthy amounts of the heavy medal cadmium have sparked a war with the fishermen who profit from the $35 million-a-year trade.

Octopus heads are a popular delicacy in South Korea, revered by locals for their health benefits and their supposed role as an aphrodisiac. About 12 million octopuses are sold for eating every year, says the LA Times:

Nakji, a dish featuring baby octopuses, head and all, is a popular snack at sporting events. Another dish, sannakji (“live octopus”), features squirming tentacles dipped in a sesame oil and salt sauce. Enthusiasts have been hospitalized after a wiggling tentacle lodged in the throat.

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We should probably stop being amazed at the things octopuses can do and just accept that they’re just unfathomably cool (pun fully intended). Case in point: The veined octopus totes around coconut shells that it then hides in. Check out the footage, courtesy of Australia’s Museum Victoria:

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• Ever wanted to scratch-n-sniff Michael Phelps? The current issue of People features a special “Sexy Scents” section with “scratch-n-sniff” photos of hunky men and their preferred odors. (Is it chlorine?)

• One of the two orb weaver spiders on the International Space Station escaped, briefly. Now it’s back and weaving webs of confusion in zero-gravity.

• Amateur astronomers are keeping an eye on the tool bag that was lost during a recent space walk. They say it’s about as bright as the planet Neptune.

• Keystroke like a pro with free Gmail keyboard shortcut stickers! Just send a self-addressed stamped envelope to them via old-fashioned snailmail.

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