Abstract: With the fast development of advanced communication systems, wideband low-noise amplifiers (LNAs) have become more and more critical as they determine the overall performance of the ...

Astronomers have uncovered evidence that the Milky Way is currently merging with a massive galactic structure hidden within its halo. By tracking stellar streams and gravitational distortions, ...

Long after the stars burn out, the universe won’t be empty—it will be reorganized. This video explores how civilizations might survive trillions of years into the future by farming black holes for ...

Humanity's third known interstellar visitor is shrouded in more mystery than light, as an intelligence agency's evasive reply fuels debate over the true nature of object 3I/ATLAS. Public focus has ...