A team of researchers in the United States and United Kingdom say they have created the world’s first synthetic human embryo-like structures from stem cells, bypassing the need for eggs and sperm.

A team of scientists has created synthetic human embryos from stem cells, without the need for either an egg or sperm — a remarkable breakthrough that raises plenty of thorny ethical questions. While ...

Humans have long been able to create a human embryo via in vitro fertilization, or combining egg and sperm in a test tube and ...

During the International Society for Stem Cell Research’s annual meeting, a researcher announced the successful creation of synthetic human embryos. The researchers believe that the synthetic embryos ...

Oh, brave new world, that has such embryos in it. In a dramatic scientific first, researchers have created synthetic human embryos without using sperm or an egg. No one knows if these embryonic ...

Studying embryogenesis is key to unraveling the mysteries of early life. luismmolina/iStock via Getty Images Plus Embryonic development, also known as embryogenesis, is a cornerstone in understanding ...

The tiny “non-human” mummified remains found in Peru over the summer that spurred dozens of alien conspiracy theories are nothing more than dolls, forensic experts ruled. The creepy figures — with ...