Some of the universe's most extreme explosions leave behind almost no trace. The original explosion is unseen, but our ...

Last year, our most detailed map of the universe yet suggested our understanding of dark energy has been wrong for decades.

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Particle never before seen on Earth detected; it could come from a primordial black hole and the origin of the universe.

For more than two decades, the standard model of cosmology has stood as a reliable guide to the universe. Known as Lambda Cold Dark Matter, or ΛCDM, it weaves together dark energy, dark matter, and ...

Astronomers studying the largest-ever map of the cosmos have found hints that our best understanding of the universe is due a major rewrite. The analysis, which looked at nearly 15 million galaxies ...

Dark energy, a mysterious force that scientists believe is behind the accelerated expansion of the universe, is weakening — which could result in the universe over the course of billions of years ...

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Cosmologist Katie Mack breaks down what the latest findings about dark energy mean for our universe’s future. Either way, it won’t be happy. Dark Energy Spectroscopic Instrument (DESI) collects data ...

The universe is vast, filled with countless cosmic objects and phenomena, many of which remain hidden from our eyes.

An international group of more than 900 researchers studying the expansion of the universe presented their findings on Wednesday during the American Physical Society’s Global Physics Summit in Anaheim ...