Parents welcome twins from embryos frozen 30 years ago

CNN  —  In April 1992, Vanessa Williams’ “Save the Best for Last” topped the Billboard 100, Arkansas Gov. Bill Clinton was running for the White House, “Who’s the Boss?” aired…

Frozen embryos tied to higher risk of high blood pressure-related pregnancy complications, study suggests

CNN  —  Pregnancies from in vitro fertilization using frozen embryos appear to be linked to an increased risk of complications related to high blood pressure, or hypertensive disorders, compared with…

The Mysterious Dance of the Cricket Embryos

In June, 100 fruit fly scientists gathered on the Greek island of Crete for their biennial meeting. Among them was Cassandra Extavour, a Canadian geneticist at Harvard University. Her lab…

Study Raises Questions About Popular Genetic Test for ‘Abnormal’ Embryos

But the new study also shows the limitations of transferring such embryos. A vast majority of the 144 embryos transferred by the group had only one or two chromosomal abnormalities,…