Menu Close

Science + Tech – Articles, Analysis, Comment

Displaying 1526 - 1550 of 6575 articles

A Homo erectus skull from Java, Indonesia. This pioneering species stands at the root of a fascinating evolutionary tree. Scimex

Evolutionary study suggests prehistoric human fossils ‘hiding in plain sight’ in Southeast Asia

The ancestors of modern-day people living on Southeast Asian islands likely interbred with a prehistoric species called Denisovans - raising the possibility of fresh and intriguing fossil discoveries.
A human blastocyst. Researchers have now created ‘model’ versions of this early embryonic structure by reprogramming human skin cells. Harimiao/Wikimedia Commons

Researchers have grown ‘human embryos’ from skin cells. What does that mean, and is it ethical?

Two research groups have turned human skin cells into structures resembling an early-stage human embryo, paving the way for exciting new research avenues, and opening up some tricky ethical questions.