human reproduction
Bill Banning Mitochondrial Replacement Therapy Considered
Bill Banning Mitochondrial Replacement Therapy Considered
Tanya Lewis | May 19, 2016
The US Senate is reviewing a bill that would extend a ban on so-called three-parent embryos.
FDA Considers Three-Parent IVF
FDA Considers Three-Parent IVF
Jef Akst | Oct 17, 2013
The US regulatory agency will meet next week to discuss whether to allow human trials of a technique that combines the genetic information of three adults.
X Marks the Spot for Sperm Production
X Marks the Spot for Sperm Production
Chris Palmer | Jul 21, 2013
A new genetic analysis suggests the human X chromosome evolves rapidly and plays a specialized role in sperm production.
Book Excerpt from <em>How We Do It: The Evolution and Future of Human Reproduction</em>
Book Excerpt from How We Do It: The Evolution and Future of Human Reproduction
Robert Martin | Jul 1, 2013
In Chapter 3, “From Mating to Conception,” author Robert Martin explores the question of why humans and other primates frequently engage in sexual intercourse when females are not fertile.
Widening the Fertile Window
Widening the Fertile Window
Robert Martin | Jul 1, 2013
Women may be able to store viable sperm for longer than a week, thus contributing to apparent variability in pregnancy lengths.