Amelia Anne was born weighing only less than a pound at West Penn Hospital. Today, she weighs more than 7 pounds.

Mice are one of the species that we know experience infantile amnesia. And, thanks to over a century of research on mice, we have some sophisticated genetic tools that allow us to explore what's ...

Why can't we remember when we were babies? Scientists who scanned infants' brains found that they do make memories. The ...