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Sign in. See the list. Two salesmen whose careers have been torpedoed by the digital age find their way into a coveted internship at Google, where they must compete with a group of young, tech-savvy geniuses for a shot at employment.

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Sperm that live for longer before fertilising an egg produce healthier offspring -- according to new research from the University of East Anglia and Uppsala University in Sweden. New research published today shows that longer-lived sperm in an ejaculate of a zebrafish male produce offspring with longer and healthier lifespans -- who in turn produce more and healthier offspring themselves -- than the shorter-lived sperm in the same ejaculate. The findings may have important implications for human reproduction and fertility, particularly in the context of assisted fertilisation technologies.

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Credit Credit Peter Horvath. By Jacqueline Mroz. Seventeen years ago, when she was in her thirties, Cindy and her female partner decided they wanted to have children.

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This is very normal and let's talk about why. We need to get a little graphic, so bear with me. Ejaculate the stuff that comes out when a man ejaculates is made up of a lot of different things. One of its components is sperm.

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February 14, pm Updated February 26, pm. But in the meantime, it has produced a lovely video of semen struggling to swim upstream say that five time quickly. The researchers at Cornell University built a device to mimic a fallopian tube and used human and bull semen to test it and observe how the little swimmers navigate these difficult bottlenecks.

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Sometimes the things you'd never bring up in polite company are the most interesting. Case in point: semen. It's one of those sex -related subjects that's shrouded in so much mystery, it becomes even more intriguing.

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Please refresh the page and retry. Its staff seek to convince the new owners not to break up the incomparable collection it houses by using its rare photographs, in a sequence of improvised yet powerfully orchestrated displays, to tell the extraordinary stories of apparently ordinary lives. The result is a deeply felt, forensic yet ultimately empathetic examination of human motivation and its attendant sorrows, which is as much a social history of the early 20th century as it is the story of one family and its secrets.

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Men should not smoke, drink or take unnecessary drugs if they are planning to become fathers to avoid causing health problems for their children, a health expert has warned. Scientists found that toxic chemicals can damage sperm, which then pass altered genes onto babies. In experiments on rats Matthew Anway of the University of Idaho found that some garden chemicals caused problems such as damaged and overgrown prostates, infertility and kidney problems, all of which were present up to four generations later.

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Source: Youtube. Of course, it varies between men naturally and because of certain circumstances — but science has prevailed and tested the average amount. This Oakland University study gets into the nitty gritty of it:.

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The unnamed man donated his sperm to a female friend in the belief he would play a role in the child's life. A sperm donor has been named the legal father of his 'daughter' in a bid to stop her from moving overseas. The unnamed man donated his sperm to a friend with the belief he could play a role in the child's life.

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