Future Human
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Future Human

Humans May Not Be Able to Reproduce Naturally Much Longer, Scientist Warns

Everyday chemicals are threatening the future of human fertility

Baby figures in petri dish to symbolize IVF.
Photo: Peter Dazeley/Getty Images

Many men today have just half the number of sperm their grandfathers had. The shocking discovery was published in 2017 by Shanna Swan, PhD, an environmental and reproductive epidemiologist at the Icahn School of Medicine at Mount…




Future Human is a science publication from Medium about the survival of our species. It is run by the OneZero editorial team, which also publishes stories about major forces in technology through its namesake publication and stories about gadgets on Debugger.

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Emily Mullin

Emily Mullin

Former staff writer at Medium, where I covered biotech, genetics, and Covid-19 for OneZero, Future Human, Elemental, and the Coronavirus Blog.

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