Is this a human sperm? This work was retracted from publication in 2009, never to be seen again. Did it really happen? Did a company in Lyon, France actually make human sperm in a dish, as touted in a press release? Or will our hopes be dashed as before? Your guess is as good as mine. A Symphony of Biology Compare spermatogenesis to a symphony score, but a masterful one, like a work of Beethoven or Sibelius. Exquisitely orchestrated, with complex movements performed by a sea of instrumentalists. And the harmonic result? A fully formed sperm. The press release announcing the feat was disappointingly bereft of details. Were all the score’s movements included? Were all of the instrumentalists there? Were the instruments in tune? How did the piece