Category:1891 in science

A

• 1891 archaeological discoveries‎ (1 C, 10 P)
• Astronomical objects discovered in 1891‎ (24 P)

B

• 1891 in biology‎ (2 C, 1 P)

E

• 1891 earthquakes‎ (3 P)

M

• 1891 meteorology‎ (4 P)
• Minerals described in 1891‎ (3 P)

O

• Scientific organizations established in 1891‎ (1 C, 1 P)

P

• 1891 in paleontology‎ (1 C, 1 P)

• 1891 in science

0–9

• 323 Brucia

A

• 1891 in archaeology

B

• 1891 in birding and ornithology
• 1892 in birding and ornithology

C

• Cantor's theorem

D

• Derwitzer Glider

F

• List of fellows of the Royal Society elected in 1891
• Fischer projection

I

• International Electrotechnical Exhibition

P

• Peary expedition to Greenland of 1891–1892

T

• Taximeter