Famous Birthdays
- John Tyndall, Irish physicist who demonstrated why the sky is blue and proved that the Earth's atmosphere has a greenhouse effect, born in Leighlinbridge, County Carlow, Ireland (d. 1893)
About August 2, 1820
Day of the Week: Wednesday
How Long Ago? 203 years, 9 months and 7 days
Leap Year: Yes
Star Sign: Leo
