Are we alone in the universe? Revisiting the Drake equation – Exoplanet Exploration: Planets Beyond our Solar System
National Radio Astronomy Observatory (NRAO) - Happy Birthday, Frank Drake!! Dr. Frank Drake, one of the NRAO's first astronomers, poses with the NRAO's first radio telescope, the 85-foot Howard E. Tatel in
![Frank Drake, astronomer who devised a famous equation estimating the possibility of intelligent extraterrestrial life – obituary Frank Drake, astronomer who devised a famous equation estimating the possibility of intelligent extraterrestrial life – obituary](https://www.telegraph.co.uk/content/dam/obituaries/2022/09/06/TELEMMGLPICT000127711278_trans_NvBQzQNjv4BqeK8ehqBZJSTiVTgumtathV-CIQPZG3ofWTor4UojCgk.jpeg?imwidth=680)