Aliens on Earth ? - Life - Drake Equation - Universe - Astronomer Mario Di Maggio

Join Mario Di Maggio, the Thinktank astronomer, to hear about the facts and the fantasies about Aliens on Earth. Determine the likelihood of extraterrestrial intelligence and learn how to track it down.

Minute 1 OFOs
Minute 23 Life
Minute 33 Life out side Earth
Minute 37 Milky Way photo size scale
Minute 39 Elements of Life
Minute 40 Drake Equation estimation

Interactive Periodic Table