Tagged: reproduction

How do jellyfish have sex? - Guest Work

Guest Author May 10, 2018

Becky Turner How jellyfish have sex is really alien and unintuitive, at least in the eyes of humans. If they had vocal chords, or brains, or cognitive processing abilities, jellies would argue that they’re an ancient group of animals who mastered sexual reproduction a long time before us, and we’re the ones who are frankly odd-balling it with our penises … Read More

Huge drop in men’s sperm levels confirmed by new study – here are the facts - Guest Work

Guest Author Jul 31, 2017

By Chris Barratt, University of Dundee Sperm count in men from North America, Europe, Australia and New Zealand declined by 50-60% between 1973 and 2011, according to a new study from the Hebrew University of Jerusalem. Surprisingly, the study, which analysed data on the sperm counts of 42,935 men, found no decline in sperm counts … Read More

Weird Science: The ‘kermit sutra’ expanded as frogs taught us a new sex position - Guest Work

Guest Author Dec 26, 2016

Who’d have thought a frog could teach us a thing or two about sexual acrobatics, apart from Miss Piggy that is? On the whole, frogs and toads are sexual conservatives – 7,000 species around the world indulge in just six different mating positions – but in June we were introduced to an entirely new one. The Bombay night … Read More

Triple S rated- sex, salmon and scicomm - Ice Doctor

Victoria Metcalf Mar 06, 2015

Milking male salmon- it’s all in the hand hold. A long time ago in a place not so far away, a young research scientist spent several weeks each colour-changing autumn ejaculating male salmon for their rich, milky sperm. It certainly wasn’t your everyday job and it wasn’t all as glamorous as it perhaps sounds. In fact it was about … Read More

Growing “naughty bits” in the lab - Ariadne

Robert Hickson Oct 08, 2014

Biology has truly started conjugating with engineering now. All sorts of food and body parts are now being generated in the lab. While genetically modified crops and farm animals make the headlines, and raise concerns about environmental impacts, food safety, and ethics, there is a quieter synthetic biology revolution going on in labs. Synthetic biology is being used … Read More