Scientists find that some sperms poison their competitors to reach the egg cell first.
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Research challenges centuries-old assumption. Scientists now find out how human sperm really swim.
Sperm whale is found dead in Indonesia, with 115 plastic drinking cups and two sandals in stomach.
Check out in this video the moment a sperm makes contact with an egg.
Scientists developed a sperm-driven micromotor, used as a targeted drug delivery system.
We could soon talk to whales: Scientists will decode sounds made by the sperm whales.
Take a look in this video the largest forms of marine life that has ever existed.
A sperm whale washed ashore after swallowing 64 pounds of plastic debris, on the Southern coast of Spain.
For the first time in the U.S. scientists have demonstrated they can efficiently improve the DNA of human embryos.