For most of the 20th century, the model of human origins was a tree: with the trunk dividing into branches, and then twigs.

Every human voice is acoustically unique. The anatomy and evolutionary history behind that fact turns out to be one of ...

We all know about the dinosaur called the Tyrannosaurus rex, also known as the T. rex, which is famous for its large head and ...

The evolution of tiny arms in several groups of meat-eating dinosaurs was likely driven by the development of strong, ...

At least five groups of two-legged, mostly meat-eating theropod dinosaurs experienced a shortening of the upper arms over the ...

The tooth of an extinct baby mammoth is considered a rare find in Mississippi and it will be at a museum in June.

A new study examined baby teeth and found there are critical windows early in a child's life when their developing brains are particularly vulnerable to exposures to metals in the environment.

Researchers at the Icahn School of Medicine at Mount Sinai report that early-life exposure to common environmental metals may influence brain development and behavioral health more than a decade later ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Research suggests that crying is not a sign of weakness, but one of the most sophisticated ...

Kendra Pierre-Louis: For Scientific American’s Science Quickly, I’m Kendra Pierre-Louis, in for Rachel Feltman. Most of us, if we think about chins at all, do so rarely. But it turns out that chins ...

The most momentous launch since the Apollo era was about to begin, and along Florida’s space coast, a secondhand exhilaration was working its way through the assembled crowd, as though all of us, and ...

For many parents, returning to work after having a baby is one of the hardest transitions they will ever go through. First, there are the logistical hurdles, like managing childcare, complex schedules ...