Galaxy clusters are formed by a dense packing of many galaxies, making them the most massive structures in the universe. Their progenitors, protoclusters, show these galaxies in their infancy, ...

Leonardo Testi and team investigate the initial conditions for planet formation in this special astronomy focus ...

New instrument on William Herschel Telescope spots previously unknown strip of ionised iron atoms at the heart of Ring Nebula ...

For the first time, astronomers have directly observed a spinning black hole bending space and time, as predicted in Albert Einstein's theory of general relativity more than a hundred years ago. The ...

Iran’s attempt to unveil a homegrown “stealth” fighter was meant to signal technological defiance and strategic confidence.

Pune: Scientists at the Inter-University Centre for Astronomy and Astrophysics (IUCAA) finally solved the mystery of how ...

Muon g-2 Theory Initiative chair Aida El-Khadra discusses conflicting datasets, disparate calculations and hot competition ...

James Webb Space Telescope interferometric data indicate that hot dust near the Circinus black hole produces most infrared emission, revising earlier interpretations of outflows.

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Nash, L. (2026) On the Size of the Electron in a Quantum Universe. Journal of High Energy Physics, Gravitation and Cosmology, ...

Particle physics is the study of the elementary building blocks of matter and radiation and their interaction. The fundamental particles are summarised by the standard model. This includes leptons ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J Catalano is a CFP and Registered ...