Feature

Solid Food Fed to Babies Few Days Old

New Machines and Gadgets

Nature Ramblings: National Flowers

Front Matter

Scientific Opinion Polled

No Intelligent Life on Mars

Man Not Alone in Cosmos

Pure Skin Color Hormones

Vulcan Gun Developed for Use against Jets

Eight Hours’ Sleep Apparently Necessary

Huge Yellow Cloud Appears on Mars

[Photograph]: Atomic “Crystal Ball”