Feature

Special Spectacles Permit Clearer Submarine Vision

Poisoning of Ducks with Phosphorus Stopped

In Science Fields

Nature Ramblings: Oil-Bird

First Glances at New Books

Water Snakes in Zoo Had Amebic Dysentery Epidemic

Engineers to Silence Tires, Mufflers and Power Roar

Woodpeckers Steal Wasps’ Nests to Store Acorns

Many Found to Be Carriers of Disease-Causing Amoeba

[Photograph]: No Elongation Here

Nature Ramblings: Trouble by Threes

Frog Tadpole Tails Successfully Transplanted