Feature

Nature Ramblings: Sweets from Trees

Paralyzed Walk Again

Music Coded by Pulses

Sound Detects Heat Waves

Porcupines Chew Glass, Gnawed Bottle Shows

Front Matter

World’s Food Crisis Made Worse by Insect Pests

Early Bison Were Giants

Low-Temperature Battery

Early Natives of Britain Built Greek-like Temples

New Argentine Mineral Named for National Hero

Shotgun Fired by Bringing up against the Shoulder