My shoes are too tight! Knot again! This is Sandra Tsing Loh with the Loh Down on Science. Time to buy new school shoes AGAIN? You blink and the kids have outgrown them! Is it okay to just squeeeeeeze their feet into last year’s pair? Elsa Matthias and colleagues at
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Why are Hobbits such good travelers? Because they’ve never walked a mile in ANYONE else’s shoes! This is Sandra Tsing Loh with the Loh Down on Science. Humans evolved walking barefoot, not in fancy sneakers. Calluses developed to naturally protect our feet from walking hazards, like sharp sticks and rocks.
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