Feature

Thick Skin, Not Pigment, May Protect from Sunburn

[Photograph]: Mobile Substations

Books Just off the Press

Russia Far from Out

Birth Rate Will Drop

In Science Fields

Zoo Gets Three Ancient African Fish via Harvard

New Type Tailless Plane Developed; Wing Tips Move

Greaseless Cream Protects Worker’s Hands and Arms

No Shortage of Wool

Vitamin D Forms Vary

Nature Ramblings: Chemical Controls