Sperm's Swimming Secrets Revealed

Sperm’s Swimming Secrets Revealed

Researchers at the University of Gothenburg in Sweden and the University of Colorado found a teensy-weensy structure at the very end of the sperm’s tail that previously went unnoticed. It’s not clear exactly what it…

Infertility is now a male crisis

Infertility is now a male crisis

Almost every aspect of modern life from mobile phones to smoking, contaminating drinking water and contraceptives have been blamed for declining sperm counts and infertility, but no convincing evidence has emerged to link any of…