Science

Astronomers Detect First Double Helium-Core White Dwarf Gravitational Wave Source

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Astronomers Detect First Double Helium-Core White Dwarf Gravitational Wave Source

Why is BepiColombo back?

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Messenger’s iridescent Mercury.

A Puzzling Geometry Conundrum

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A Puzzling Geometry Conundrum

Compelling New Evidence for a Middleweight Black Hole

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Artist’s illustration of a tidal disruption event, in which a black hole tears apart a passing star and lights up as it accretes the...

WFIRST Will Use Warped Space-time to Help Find Exoplanets

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WFIRST will make its microlensing observations in the direction of the center of the Milky Way galaxy. The...

Uncertain Climate Future Could Disrupt Energy Systems

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Climate variability could create a gap between total energy...

Hubble finds best evidence for elusive mid-size black hole

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Intermediate-mass black hole with torn-apart star (artist's impression).

Electron-eating neon causes star to collapse

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Figure 1: An artist’s impression shows how an imaginary Neon footballfish (having Neon-Sign) eats away at the...