Newly hatched turtles are seen making their first slow journey across the sand shortly after emerging from their nest.

Jesy Nelson cried as she gave her first interview since revealing that her 8-month-old twin daughters might never walk after ...

Self-awareness is a profound developmental advance that shapes how toddlers begin to understand themselves as separate ...

The riskiest behavior in humans peaks in adolescence. Researchers from the University of Michigan and James Madison ...

The solution to too much sitting is simple but hard to stick with. This walking challenge sets you up for success, with six ...