FlyingSteel t1_ish91y4 wrote on October 15, 2022 at 11:43 PM Reply to TIL: Sperms were thought to move by wiggling their tails side-to-side, like eels, for 350 years. But research shows that they roll as they move forward like a spinning top. by vect77 A top is the wrong analogy - a top’s motion is perpendicular to its axis of rotation. Permalink 1
FlyingSteel t1_ish91y4 wrote
Reply to TIL: Sperms were thought to move by wiggling their tails side-to-side, like eels, for 350 years. But research shows that they roll as they move forward like a spinning top. by vect77
A top is the wrong analogy - a top’s motion is perpendicular to its axis of rotation.