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By Gabriel Popkin, Inside Science -- When leaders of the Laser Interferometer Gravitational-wave Observatory, or LIGO, announced in February the first-ever direct detection of a gravitational wave, astrophysicists Scott Ransom from the National Radio Astronomy Observatory and Andrea Lommen at Franklin and Marshall University in Lancaster, Pennsylva

When our universe was less than half as old as it is today, a burst of energy that could cook a sun’s worth of popcorn shot out from somewhere amid a compact group of galaxies. Some 8 billion years later, radio waves from that burst reached Earth and were captured by a sophisticated low-frequency radio…

Using observations made with an array of thousands of particle detectors, researchers have uncovered an important clue about cosmic rays that originate from outside of our Galaxy.

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From rats to snow, building massive scientific instruments in harsh environments requires money, brilliant engineering, and good old-fashioned human sweat.

Using the MeerKAT Telescope, astronomers found a mysterious object in the Milky Way's black hole mass gap, challenging existing astronomical classifications and offering a unique opportunity to study the universe's most extreme conditions. An international team of astronomers has found a new and

A serendipitously discovered object nearly as massive as the Milky Way appears to be made of primordial gas that has formed almost no stars

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The brightest fast radio burst ever observed flashed from a group of ancient galaxies, the Hubble Space Telescope has found, and astronomers are surprised.