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Magnetic Storms Most Frequent at Equinox

Carbonic Acid in Air Keeps Earth Warm

First Glances at New Books

300 Projectors Needed to Show Depth Pictures

Condition of Brain Jelly Said to Be Cause of Insanity

Weed Seed “Horn” Brings Death to Baby Trout

Movies of Sunset on Moon Are Shown before Scientists

New Sand Trap Cleans Irrigation Water

Cosmic Rays Questioned as Atom Building Signals

Rare Element Gives New Kind of Light

Dust, Soot, Smoke and Fumes: “A Classic Invention”

Find Prehistoric Ruins on Menagerie Site