sperm
- Tech
An Experimental Birth Control Attacks Sperm Like a Virus
Over the millennia, people have come up with some very effective ways to avoid having babies. The ancient Egyptians and…
Read More » - Science
Old tom cats have more mutations in their sperm like older human males
By Michael Le Page Kittens have more genetic mutations if the father was older at the time of conception Catherine…
Read More » - Health
Egg and sperm cell size evolved from competition
In most living animals, egg cells are vastly larger than sperm cells. In humans, for example, a single egg is…
Read More » - Australia
Hunt for thief who mutilated sperm whale’s carcass
Wildlife authorities are investigating the theft of a jawbone from a whale carcass washed up at Phillip Island. A sperm…
Read More » - Science
Some mouse sperm try to sabotage rivals in race to fertilise the egg
By Karina Shah Mouse sperm under the microscopeScience History Images/Alamy Sperm have one goal – to reach the egg and…
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