Gates grant to fund testicle-blasting contraceptive

The Bill and Melinda Gates Foundation has awarded a $100,000 grant to a couple of researchers investigating the use of ultrasound as a reversible male contraceptive.

The Bill and Melinda Gates Foundation has awarded a $100,000 grant to a couple of researchers investigating the use of ultrasound as a reversible male contraceptive.

The technique already works on rats, according to James Tsuruta, of the University of North Carolina, who led the research.

"We think this could provide men with reliable, low-cost, non-hormonal contraception from a single round of treatment," he said.

For more of this story, read Gates grant to fund testicle-blasting contraceptive at CBSNews.com.

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