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Articles

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97 Ideas for Earth Day

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Play With Your Food

Carlos Jaramillo (top row, third from the right), a staff scientist at the Smithsonian Tropical Research Institute, co-organized the team that discovered the largest snake in world history.

Discovering the Titanoboa

As part of a multi-organizational team, Smithsonian scientist Carlos Jaramillo uncovered the fossils of a gigantic snake

In the 1940s, the Soviet Union launched an all-out espionage effort to uncover military and defense secrets from the US and Britain (Klaus Fuchs, left, and David Greenglass, right).

Spies Who Spilled Atomic Bomb Secrets

As part of the Soviet Union’s spy ring, these Americans and Britons leveraged their access to military secrets to help Russia become a nuclear power

The Humdinger sandwich is a mother-in-law with melted cheese on top.

Searching for a Mother-in-Law Sandwich

Eager enthusiasts track Chicago’s indigenous—and sometimes endangered—food traditions

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