1669 in science

The year 1669 CE in science and technology included many events, some of which are listed here.

See also: 1668 in science, other events of 1669, 1670 in science and the list of years in science.

Table of contents

1 Astronomy
2 Geology
3 Births
4 Deaths

Astronomy

Montanari detects the variability of the eclipsing binary Algol

Geology

Nicolas Steno puts forward his theory that sedimentary strata had been deposited in former seas, and that fossils were organic in origin

Births

Deaths