New York researchers took healthy human embryos and successfully modified their genetic code by focusing on a single letter.

He Jiankui is reportedly once again editing the genes of human embryos in the lab, but he claims his experiments will now follow the rules. Reading time 2 minutes A Chinese scientist once jailed for ...

Some of Johnson’s methods have raised not only eyebrows, but also ethical alarms. Among the most controversial are his blood and plasma transfusions using donations from his 18-year-old son, Talmage.

TOKYO -- A Japanese research team announced on Nov. 25 that it has successfully transplanted a pig kidney genetically modified for humans into a monkey, marking Japan's first case of cross-species ...