Latest Sperm Stories
Biologists at Florida State devise new way to watch how cells move.
When sperm meets egg, the chemical instructions that tag sperm cells must be erased so that human life can start anew.
The world's largest sperm bank, Cryos, said recently that it is now turning down redheaded donors because supply is currently greater than demand.
The son of a donor has found that he has 150 half-siblings who came from the same donor.
Scientists have discovered exactly how a human egg captures incoming sperm to begin the process of fertilization.
In new research that could have implications for improving fertilization in humans and other mammals, life scientists studied interactions between individual sperm and eggs in red abalone, an ocean-dwelling snail, and made precise chemical measurements and physical models of these interactions.
Washington State University researchers have confirmed a critical step in cell division that results in age-related miscarriages and birth defects, including Down syndrome.
A team of researchers at the Instituto Gulbenkian de CiÃªncia (IGC), Portugal, discovered that pollen, the organ that contains the plant male gametes, communicate with the pistil, their female counterpart, using a mechanism commonly observed in the nervous system of animals.
A new study published in the International Journal of Andrology reveals that semen quality has significantly deteriorated during the last ten years in Finland, a country that previously was a region with high sperm counts.
Biologists at the University of Leicester have published results of a new study into the intricacies of sex in flowering plants.
- An uxorious, effeminate, or spiritless man.
- A timorous, cowardly fellow.
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