Abstract: Rapid advancement of antenna technology catalyses the popularization of extremely large-scale multiple-input multiple-output (XL-MIMO) antenna arrays, which pose unique challenges for ...

Abstract: Extremely large-scale multiple-input multipleoutput (XL-MIMO) systems emerge as a critical enabler for $\mathbf{6 G}$ networks demanding enhanced spectral efficiency. The adopted extremely ...

Astronomers have observed enormous filaments of galaxies tied together with dark matter — the stuff scientists believe makes up 85 percent of the total mass of the universe — stretching across ...

In June 2025, photographs accurately reported Norway had developed and installed underwater turbines for energy production that were friendly to marine life. Rating: False (About this rating?) Context ...

WASHINGTON, Dec 8 (Reuters) - Scientists have observed the largest-known rotating structure in the cosmos - a gargantuan thread-like assemblage of hundreds of galaxies, gas and dark matter that makes ...