Feature

Better Jet Fuels from Studies of Atmosphere

Saltless Diet Dangers

What Pigs Eat Affects the Ham

[Photograph]: Lightning Arrester

Surgeon’s Glove Found 12 Years after Operation

Temperature Records

[Photograph]: Dumping Fuel for Safety

Sharp Sterile Scalpels Packaged in Aluminum

Hayfever Index for 604 American Places

Normal Heart Not Hurt by Strenuous Exercise

In Science Fields

Money Grows in Trees