Declining sperm counts: Nature’s answer to overpopulation?
When someone says that humans are on a course to extinction, it elicits a yawn from most people. Epidemiologist Shanna Swan has projected the date it will begin and can tell you exactly why
When someone says that humans are on a course to extinction, it elicits a yawn from most people. Epidemiologist Shanna Swan has projected the date it will begin and can tell you exactly why