Attorneys argued as to whether a Harvard researcher — accused of smuggling frog embryos — brought “biological materials” into the U.S., at a Wednesday court hearing, as reported by The Associated ...

Nicotine induced defects in the frog embryo brain (center) can be rescued by transplanting an HCN2 expressing patch on the embryo far from the brain. Treated embryos are observed to have normal brain ...

Harvard University researcher Kseniia Petrova is facing a pair of additional charges two weeks after a judge released her from Immigration and Customs Enforcement (ICE) detention. In a court filing ...

The earliest days after fertilization, once a sperm cell meets an egg, are shrouded in scientific mystery. The process of how a humble single cell becomes an organism fascinates scientists across ...