Scientists have developed an experimental way to study how human embryos implant in a uterus, which may provide new insights into why miscarriages occur and how they can be prevented.

At first glance, it looks like the start of a human pregnancy: A ball-shaped embryo presses gently into the receptive lining ...

Body weight might not be a strong indicator of reproductive physiology during sex. A study of couples found that male and ...

The study reveals how Balanophora plants function despite abandoning photosynthesis and, in some species, sexual reproduction ...

An international research team, including scientists from the Max Planck Institute for Evolutionary Anthropology in Leipzig, ...

If only they were robotic! Instead, chatbots have developed a distinctive — and grating — voice. Credit...Illustration by Giacomo Gambineri Supported by By Sam Kriss In the quiet hum of our digital ...

Kissing, for all popularity, is a bit of a mystery. Scientists have long debated when humans’ ancestors first put their lips together, and whether the act is simply a cultural trait. A new study ...

For decades, scientists have built bizarre-looking apparatuses for babies to traverse. The purpose of these wobbly bridges, narrow paths, and see-through walkways – all suspended over sheer drop offs ...

It is fair to say that the family tree of ancient humans is not written in stone. Just take the case of the Denisovans, the enigmatic ancient humans who were, until recently, known only from a few ...

In 2018, Chinese scientist He Jiankui shocked the world when he revealed that he had created the first gene-edited babies. Using Crispr, he tweaked the genes of three human embryos in an attempt to ...

The 1X Neo can do the dishes, clean the kitchen, even fold laundry. WSJ’s Joanna Stern spent time with the humanoid—and its creator—to see what it can really do and how much still requires a human ...

Off a quiet hallway on the top floor of a building at the University of Osaka in Japan, Katsuhiko Hayashi is hatching a revolution. Human embryo science: can the world’s regulators keep pace? He is on ...