The 157th edition of the popular blog carnival, The Friday Ark is now available. This blog carnival specializes in publishing links to pictures of animals so you can enjoy looking at them. Some of these pictures are accompanied by essays, too.
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First Krugman makes a snarky comment about the grownups coming (though I seem to have heard that one before, a few years ago, how did that work out?).
Talking to submarines is a very a tricky business - most communication systems are based on radio or acoustic signals, but neither travel very far in water.