Sometimes, one animal ends up in an evolutionary arms race with another for millions of years. Here are four fascinating ...

Life’s most indispensable molecules are not the serene, unchanging fixtures they might appear to be. Even the proteins that guard our DNA and keep cells alive are constantly tweaking their structures ...

Introduction to the show's theme: the "arms race" between predator and prey as a driving force in evolution. Example where a microbe is predator, humans are prey Russian prisons have spawned a deadly ...