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    • TIME100 Health: Stuart Orkin

      TIME100 Health: Stuart Orkin

      Time via AOL· 1 hour ago

      Stuart Orkin didn’t set out to develop a historic treatment for sickle cell disease 45 years ago when he decided to study how blood cells formed. He...

    • Katsuhiko Hayashi

      Katsuhiko Hayashi

      Time Magazine· 1 hour ago

      Your biology teacher may have told you that female mammals produce eggs, males make sperm, and the two combine to create an embryo. Katsuhiko Hayashi, a...