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

A neutrino with almost unimaginable energy slammed into Earth in early 2023, carrying roughly 220 petaelectronvolts, far beyond anything human machines can produce. The event, tagged KM3-230213A, has ...

Using the world's most powerful particle accelerator, CERN's Large Hadron Collider, scientists have discovered that the trillion-degree hot primordial "soup" that filled the cosmos for mere millionths ...

Add Yahoo as a preferred source to see more of our stories on Google. A 220 PeV neutrino may have come from an exploding primordial black hole with a hidden “dark charge,” researchers report. (CREDIT: ...

Add Yahoo as a preferred source to see more of our stories on Google. Lots of small black holes of varying sizes against a hazy blue and purple background of space. When it comes to primordial black ...

Scientists say an ultra-powerful neutrino once thought impossible may be explained by an exotic black hole model involving a so-called “dark charge.” ...

With less than 20 percent of all physical matter made from visible stuff—from stars and planets, to the kitchen sink—astronomers continue to hypothesize what form the invisible majority of the ...

Although our universe may seem stable, having existed for a whopping 13.7 billion years, several experiments suggest that it is at risk – walking on the edge of a very dangerous cliff. And it’s all ...

Cosmologists have traced the Big Bang’s earliest moments with great care, from the explosive inflation that set spacetime in motion to the period of newborn atomic nuclei known as primordial ...

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In a Physics Review Letters paper published on Dec 15th, an international research team, led by Cai Yifu, Professor of the University of Science and Technology of China, and his collaborators ...

The long circular tunnel beneath the pine barrens in Upton, New York, came to a halt on a calm winter morning. For 25 years, ...