Latest Issue of Science News

cover 3/7

SN Online

SN Online

By
12:31pm, April 4, 2013

BECOMING HUMAN
Learn how people have been driving species to extinction since the Stone Age in a new column by Erin Wayman.

LIFE
Wild insects are a key to bigger harvests. See “Native pollinators boost crop yields worldwide.”

SCIENCE & SOCIETY
By tracking tweets, researchers identify communities. Read “Twitter maps New York City, language by language.”

BODY & BRAIN
In developing rat and monkey brains, cells called microglia prune excess growth. See “Immune cells chow down on living brain.”

This article is available only to subscribing members. Join SSP today or Log in.

More from Science News