Issue # 264 _ February 2018

Notes

Botany

All of the known plants in the Americas, for now

History

Fleas, lice, and the plague in the Middle Ages

Biochemistry

A possible source of replacement cartilage

FAPESP

New members of the FAPESP Board of Trustees

Mathematics

Brazil among the world's mathematical heavyweights

Medicine

A capsule that assesses the health of your gut

Geography

A world unequally connected by rivers and roads

Gender pay gap

The gender pay gap

Environment

El Niño and the silent melting of Antarctica