50 Years Ago
- Humans
From the June 12, 1937, issue
Waterflow downstream of a dam, the shape of an asteroid, and connections between wallpaper patterns and crystal structures.
- Humans
From the June 5, 1937, issue
All lit up in Paris, changing elements, and cheap, accurate lenses.
- Humans
From the May 29, 1937, issue
An ancient Miss America, an indivisible neutron, and crystallized catalase.
- Humans
From the May 22, 1937, issue
Hidden beauty revealed, an electric french horn, and safer toy balloons.
- Humans
From the May 15, 1937, issue
A new seat of learning, hazards to workers, and a machine with feeling.
- Humans
From the May 8, 1937, issue
Finishing a telescope, finding new matter, and launching rockets.
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- Humans
From the April 24, 1937, issue
Solving a local mystery and closing in on chlorophyll synthesis.
- Humans
From the April 17, 1937, issue
Signs of spring, new elements in space, and the future of atomic energy.
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From the April 10, 1937, issue
Living pearls and a clue to atomic structure.
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