For nearly two centuries, scientists have tried to solve an enduring mystery about a giant millipede-like animal named Arthropleura that used its many legs to roam Earth more than 300 million years ...
🛍️ The best Black Friday deals you can shop right now (updating) 🛍️ By Laura Baisas Published Oct 29, 2024 11:00 AM EDT Get the Popular Science daily ...
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