Category
page 11670s in science
protozoa
right|thumb|upright=1.5|Clockwise from top left: Blepharisma japonicum, a [[ciliate; Giardia muris, a parasitic flagellate; Centropyxis aculeata, a testate (shelled) amoeba; Peridinium willei, a dinoflagellate; Chaos carolinense, a naked amoebozoan; Desmarella moniliformis, a choanoflagellate]]
Rømer's determination of the speed of light
1676 experiment which showed that light has finite speed
1673 in science
overview of natural science-related events during the year of 1673
1677 in science
overview of natural science-related events during the year of 1677
1675 in science
overview of natural science-related events during the year of 1675
1676 in science
overview of natural science-related events during the year of 1676
1674 in science
overview of natural science-related events during the year of 1674
1671 in science
overview of natural science-related events during the year of 1671
1678 in science
overview of natural science-related events during the year of 1678
1670 in science
overview of natural science-related events during the year of 1670
1679 in science
overview of natural science-related events during the year of 1679
1672 in science
overview of natural science-related events during the year of 1672