Feature

Twins Reared Apart Develop Mental Differences

Male Water Bug Has Family Cares Thrust upon Him

Treasure Unearthed from Maya Pyramid

Nature Ramblings: Lovers of Open Fields

In Science Fields

Florida Noddy Terns Change Nesting Habits

New Washington Quarter Has Wrong Species of Eagle

Whooping Cough Relieved by Inhaling Carbon Dioxide

Two Weeks’ Delay Precedes X-Ray Sterility in Mice

Sick Vegetables Described in New Publication

Experts to Investigate Leprosy in Hawaii

Diamond-Hard Materials Seen as Future Development