Ultra-sensitive telescopes have transformed alien planet-hunting from science fiction into enthralling hard fact. Join NOVA on a visit to exotic worlds orbiting distant suns to answer an age-old question with thrilling new science: are we alone?
Explore great ancient Maya cities and why their inhabitants abandoned them.
Intrepid paleontologists discover that dinosaurs thrived in the Arctic’s cold and dark.
Explore how the scientific secrets of butterflies are inspiring technological innovations.
