Feature

Test Auto Measures Power Output while in Motion

Nature Ramblings: Christmas Trees

The Stuff That Dreams Are Made Of

[Photograph]: Cosmic Rays Disrupt Atomic Hearts

Front Matter

Warning against New Baldness “Cures” Issued

In Science Fields

Drawing Shows Man Rode Horse 5000 Years Ago

Hydrogen Atoms of Twice Usual Weight Are Discovered

Depression Does Not Justify Research Work Moratorium

Cheesecloth Saving Rare Plant on Rim of Hawaiian Volcano

Wear on Tires Measured by Use of Depth Gages