Scientists have uncovered a surprising new way that giant embryonic cells divide—without relying on the classic “purse-string” ring long thought essential for splitting a cell in two. Studying ...

Lawmaker has introduced a bill requiring Utah schools to show students videos of fertilization and development of a fetus ...

Growing tissues can crack, break, and dissociate to form structures that can later withstand immense forces.

“The results demonstrate that Homo sapiens during the late [Middle Stone Age] mastered precise, pre-planned patterns anchored in specific geometric affordances: orthogonality [meaning the use of right ...

OSSTEC, a UK-based orthopaedics company developing next-generation cementless knee replacement technology, today announced ...

For decades, scientists believed a fertilized egg’s DNA began as a shapeless mass, only organizing itself once the embryo switched on its genes. But new research reveals that the genome is already ...

A study out Thursday in Science argues that Neanderthal men and human women were particularly inclined to mate, a sexual ...

Most people alive today carry fragments of Neanderthal DNA in their genome. Now scientists are gaining a more intimate ...

Genomic analysis shows that interbreeding between female Neanderthals and human males was less common than the opposite ...

Fifteen months after Missouri voters approved a constitutional right to abortion, Republican lawmakers are playing the long game, introducing a flood of familiar legislation seeking to roll back some ...