Uncategorized
- Astronomy
Sputnik + 50
The launch of Sputnik 1, 50 years ago, ushered in a scientific and technological revolution, but dreams of the human conquest of space have faded.
- Agriculture
Web Special: You fertilized with what?
A study shows that farmers can substitute human urine for conventional fertilizer.
- Humans
From the September 25, 1937, issue
Insulin's molecular structure revealed, a new supernova observed less than a fortnight after an earlier one, and a hypothesis for how X rays kill cancer cells.
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