Uploaded December 2013 | Updated September 2026, 6 hours ago

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When fitted with titanium-iron nanotubes and steered by magnets, sperm could one day enable direct in vivo fertilization or targeted drug delivery. Why sperm, you ask? Because they're self-propelled and harmless to the human body. But since sperm don't inherently go where you want them to go, scientists used some clever nano-engineering to rein them in.

Read the full story here: discovermagazine.com/health/robo-sperm-could-be-the-drug-delivery-mechanism-of-the-future

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Credit: Magdanz et al./Institute for Integrative Nanosciences

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