'Dark Matter' Is a Terrible Name for Dark Matter

'Dark Matter' Is a Terrible Name for Dark Matter
Carnegie Institution of Washington via AP

Astronomers have been grappling with the mystery of dark matter for a long time, and I mean a looong time. The history of dark-matter investigations goes back at least to 1906, when physicist Henri Poincaré's 1906 speculated about the amount of “matière obscure” in the Milky Way. Or really, it goes to back to 1846 and the first successful detection of dark matter: the discovery of the planet Neptune, whose existence had been inferred by its gravitational pull well before it was actually observed.

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