Image of the Day: Synchronous Spawning
Emily Makowski | Sep 9, 2019
Groups of corals release all of their eggs and sperm once a year, but the timing of their spawning is under threat from climate change.
Coral Sperm Banker
The Scientist Staff | Jan 31, 2018
Mary Hagedorn is racing to save Earth’s coral reefs by developing techniques for freezing the colonial animals’ gametes.
Next Generation: Sperm-Catching Beads
Anna Azvolinsky | Apr 27, 2016
Sperm-binding, peptide–coated beads work as an implantable contraception device in mice and as a means of selecting human sperm for assisted reproduction techniques, researchers show. 
Obesity, Diabetes, and Epigenetic Inheritance
Catherine Offord | Mar 14, 2016
Disease risk can be transmitted epigenetically via egg and sperm cells, a mouse study shows.
Test-Tube Zoo Babies
Jef Akst | Mar 1, 2012
A National Zoo researcher works to perfect gamete preservation and in vitro fertilization techniques in order to better manage endangered populations.
Preserving Endangered Gametes
Jef Akst | Mar 1, 2012
Pierre Comizzoli, a reproductive physiologist at the Smithsonian Conservation Biology Institute, chats about his efforts to rescue endangered species from extinction using in vitro fertilization as well as novel gamete preservation techniques.