Smoking, drinking may not lower sperm count
New research contradicts current advice about male fertility.
Sound waves may be the future of male birth control
Rotating high-frequency ultrasound around the testes, scientists killed most of the sperm-creating cells in rats.
Laptop Wi-Fi said to nuke sperm, but caveats abound
After semen was exposed to Wi-Fi, a quarter of the sperm were no longer swimming around and 9 percent of the sperm showed DNA damage.