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Welcome to Noticing!
Hi there. We’re Robert Krulwich and Aatish Bhatia, and this is our little patch of the web, which we’re calling “Noticing”. It’s for folks who like to look around. Who can’t not. Who find it hard to...
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Who’ll Freeze First? A Puzzle About Size and Staying Warm
It’s 20 below freezing (that’s -11C), a bitterly cold wintry day in a Tennessee forest, and biologist David George Haskell takes his clothes off. All of them. On purpose. In Professor Haskell’s book,...
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Why Elephants Don’t Explode: How Nature Solves Bigness
Oh dear. There’s something not quite right with this animal. It’s obviously cold, and yet this teeny little fur ball is dashing frantically across the ice, probing, sniffing, darting, never pausing,...
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Gasp! A Breathing Puzzle
We want to talk to you about breathing — something you do all the time (if you don’t, we have no idea how you’re reading this.) Breathing, of course, just happens. You don’t have to think about it...
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Meet the Bug That Breathes Through Its Butt
In our last post, you were a beetle with a breathing problem. In this one, you’re underwater. Image: Macroscopic Solutions. License: Creative Commons / Flickr This tiny insect, barely larger than a...
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