Many animals can reshape and shed their teeth – and now scientists have traced this ability back 380 million years

A new study of ancient, extinct fish known as placoderms provides another piece of the evolutionary puzzle about our deep ...
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10 Clever Uses For Old Sheets

There’s no better feeling after a long day than falling into a well–made bed outfitted with crisp, clean sheets. However, it’s hard to have crisp, clean sheets if the ones in your linen closet are ...