


1x09: Welcome Aliens

1x07: The Green Glow

1x06: Sexy Beast

1x05: Love Language

1x03: Secrets

1x02: Homesick

1x01: Pilot

51x07: Secrets in Your Data

51x06: Great American Eclipse

51x05: A.I. Revolution

51x04: Hunt for the Oldest DNA

51x03: Building the Eiffel Tower

51x02: Easter Islands Origins

51x01: When Whales Could Walk

50x18: Lee and Liza's Family Tree

50x17: The Battle to Beat Malaria

50x16: Inside China's Tech Boom

50x15: Ancient Earth: Humans

50x14: Ancient Earth: Inferno
