Feature
Nemesis: Searching for the Sun's Deadly Companion Star
Magazine issue:
Magazine issue: Vol. 126 #9, September 1, 1984
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Magazine
In the Sept. 16 SN: Flexible brains learn with ease, making fair-minded machines, learning research hits classrooms, reading dodos’ bones, new battle of the sexes, tiny antennas, Southern Ocean upwelling in 3-D, black hole census and more.
