A groundbreaking discovery has rocked the field of neutrino astronomy—scientists have detected an ultra-high-energy neutrino using the KM3NeT telescope, with an energy level 16,000 times greater than ...

A never-before-seen image of the cosmic microwave background, combining data from the Atacama Cosmology Telescope (ACT) and ...

Earth's rocky layers are mysteriously low in nitrogen compared with carbon and argon. A scientific team explored our planet's molten youth using advanced quantum mechanical simulations, revealing ...

Scientists have developed a cosmic car radio that could tune into the frequency of axions, a prime dark matter suspect.

Gravity pulls us to earth, a lesson you learn viscerally the first time you fall. Isaac Newton described gravity as a ...

The quasi-periodic eruptions of X-rays from a black hole 300 million light-years away are unlike any researchers have ever ...

For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s ...

Astronomers tallying up all the normal matter—stars, galaxies and gas—in the universe today have come up embarrassingly short ...

Researchers mapped a far-infrared landscape brimming with nearly 2,000 galaxies. There may be "hidden galaxies" lurking just out of sight.

Astronomers have reached deeper into the heart of a brilliant cosmic engine than ever before, using NASA’s Hubble Space ...

Leading this quest is the Dark Energy Spectroscopic Instrument (DESI), a global collaboration involving over 70 institutions.

In recent years, one of the most troubling puzzles in astrophysics has grown more urgent. Scientists have realized that the ...