Upon fertilization, two highly specialized meiotic germ cells, the sperm and egg, need to be transformed into a totipotent mitotic embryo. Sperm bind to the zona pellucida of the egg by an unknown ...

IVF helps people with infertility who want to have a baby. Because it’s expensive and invasive, couples often try other fertility treatments first. These may include taking fertility drugs or having ...

In vitro fertilization costs thousands of dollars and is often too expensive for many people struggling to conceive. A new ...

Some hope fertilizing tiny, floating plants in the ocean, prompting them to suck carbon dioxide out of the air, could help solve global warming. A new experiment confirms this controversial idea has ...