We may not have a 'National Treasure 3' yet, but we do have Guy Ritchie's 'Fountain of Youth' to satisfy the itch.

John Krasinski and Natalie Portman’s occasionally fun sibling chemistry isn’t enough to keep this throwback adventure movie afloat, and it sinks quickly.

It's more complicated than a fountain of youth, but a team of scientists co-led by Harvard Medical School Professor of Medicine Vadim Gladyshev extended the lives of old mice by connecting their ...