What should you do if a friend you want to greet warmly is looking elsewhere? Just as we might call their name or give them a gentle tap, it turns out that elephants also adapt their greeting methods, ...

A recently published study claims that the sounds of African elephants may have a lot more significance than humans think. The research, which was published in a journal called Nature Ecology and ...

When humans meet up with a companion they haven’t seen for a while, they may wave, shake hands or hug while saying something like, “Hey, how are you?” Now, new research suggests African savannah ...