On This Day in Science
What happened in science, spaceflight, and science fiction on this date, by Hong Kong time.
Science on this day
- 1520
Discovery involving a science milestone
Nearby dates
- 2008
Launch involving the Moon
Nearby dates · 22 Oct - 1879
A milestone involving an engineering first
Nearby dates · 22 Oct - 2020
A milestone involving a science milestone
Nearby dates · 20 Oct - 2003
A milestone involving computing
Nearby dates · 20 Oct
Adapted from Wikipedia date pages, released under a Creative Commons licence.