Tagged with fertilization

Getting Taz’s sperm…with electricity

Getting Taz’s sperm…with electricity

Remember Taz? That lovable, mischief-making cartoon tasmanian devil who traveled around in a mini-tornado of dust? What you probably don’t remember from those cartoons is Taz biting the faces of other devils, aiding the spread of a contagious form of cancer. Tasmanian devils are rapidly face-cancering themselves to extinction. If we don’t do something soon, … Continue reading

Use it or lose it

Use it or lose it

Female frogs (Xenopus laevis) release their eggs out into the water, where they wait for some lucky sperm to come along and fertilize them. But they don’t wait very long. Frog eggs are ticking time bombs that self-destruct after only a few hours if not fertilized. Previously, how this happened was a mystery. Now, new … Continue reading