When sperm meets egg, the start of life is not quiet. Under a special microscope, researchers have watched a tiny light show at fertilization. They see a microscopic flash at fertilization, a burst of ...

It's a commonly held belief: Sperm cells are like runners in an epic race, competing against each other for access to the coveted egg at the finish line. The egg, in turn, waits patiently for the ...

An egg cell and a sperm need to hold together tightly in the Fallopian tube in order to fuse, resulting in the creation of a new organism. One key part of this process involves the proteins Juno, on ...

The latest study from the Sharma Lab makes the mechanisms of how epigenetic information is established in sperm cells, and how that encoding affects offspring health, a little less of a scientific ...

By Will Dunham WASHINGTON, March 30 (Reuters) - As humankind moves toward the goal of establishing a long-term presence on ...