Velvet worms like this one “sneeze” out a sticky goo with intriguing properties. The velvet worm, a squishy little predator that looks like the stretch-limo version of a caterpillar, has a whimsical ...
In the Spider-Man comics, the titular hero ensnares criminals by shooting lines of sticky liquid from devices in his hands, which quickly harden into solid threads. In the real world, a group of ...
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