Shedding some light on the still-mysterious process of fertilization, researchers have captured highly detailed images of what happens when sperm and egg first touch. Researcher Benjamin Ravaux and ...

UCLA graduate student Jeffrey Riffell and UCLA biology professor Richard Zimmer report the first experimental test on the role of small-scale physics as it influences the interactions between sperm ...

Previous research has demonstrated that insect glands are responsible for producing a host of secretions that allow bees to sting. New research from Carnegie scientists focuses on secretions from ...

(a) A pollen grain containing the two sperm cells. It produces a pollen tube, which arrives at the ovule. After the arrival, one of the synergid cells degenerates and the pollen tube bursts to ...

Infertility is a challenge that many couples face and it can affect both men and women. There are various reasons for infertility, such as hormonal imbalances, low sperm count, blocked fallopian tubes ...

The protein RGS2 can delay an egg’s development into an embryo in order to allow time for sperm to arrive and merge with the egg in a healthy fertilization process. The embryo cannot survive without ...

A study suggests that iron fertilization, the process of putting iron into the ocean to encourage the growth of carbon dioxide capturing alga blooms, could backfire. A new study on the feeding habits ...