Retrospect
Fine affinities

A fine compendium
Anonymous 19th-century botanical dictionary had strong ties to chemistry
Memory

Under the skies of Bahia
Valentin Stansel’s astronomy observations were mentioned in Newton’s Principia
By Redação
Memory

Pragmatic science
The first state laboratory for chemical analyses was established 200 years ago
Memory

Sailing on familiar seas
Colonial Brazil produced in the 17th century the galleon Padre Eterno
Retrospect

Among the birds in the forest
The ornithologist Emilia Snethlage undertook pioneering research in the Amazon region at the start of the twentieth century
Memory

Mapping the New World
Astronomers determined latitudes in the Amazon and wrote about the region
Memory

A single land
Reinhard Maack found evidence of the origin of continents in Brazil 85 years ago
Retrospect

Poison against poison
One hundred years ago, Vital Brazil published "A defesa contra o ofidismo"