Science

Prony, Gaspard De

French mathematician and engineer

Sand Dollar

echinoderm

Diana Monkey

primate

Shockley, William B.

American physicist

Ether

chemical compound

Stag Beetle

insect

Perching Duck

bird

Borhyaenidae

fossil marsupial family

Ashkin, Arthur

Biography & Facts

Smoot, George F.

American physicist

Siamese

breed of cat

Ferrel Cell

meteorology

Volute

marine snail

Friction

Types, & Formula

Pelican

Taxonomy, Habitat, & Facts

Stilt Bug

insect