Say, do you like mystery stories? Well we have one for you.. The concept: relativity. That strange fantastic relationship between time, distance, and mass. Before we're finished, I think...
[Morgan Freeman] So. What are we really made of? Dig deep inside the atom and you'll find tiny particles held together by invisible forces. (held together by invisible forces.) Everything is made up...
[Carl Sagan] Let's take a trip to examine This common basis of life, A voyage to investigate the molecular machinery At the heart of life on Earth. [David Attenborough] All life is related. And it...
[Robert Winston] It's amazing to consider that I'm holding in my hands The place where someone once felt, thought, and loved For centuries, scientists have been battling to understand What this...