1589 - Galileo Galilei uses balls rolling on inclined planes to show that different weights fall with the same acceleration
1638 - Galileo Galilei publishes Dialogues Concerning Two New Sciences
1658 - Christian Huygens experimentally discovers that balls placed anywhere in side an inverted cycloid reach the lowest point of the cycloid in the same time and thereby experimentally shows that the cycloid is the isochrone[?]
1834 - John Russell[?] observes a nondecaying solitary water wave (soliton) in the Union Canal[?] near Edinburgh and uses a water tank to study the dependence of solitary water wave velocities on wave amplitude and water depth
... rapidly.
The first direct elections for Africans to the Legislative Council took place in 1957.
The Kenya African National Union was founded in 1960.
The Kenya ...