Astronomer Avi Loeb gives his thoughts on the prospect of finding signs of intelligent life beyond our Solar System.

If you clicked on this article, you already know what you are looking for and half the battle is won. Looking for a laptop ...

A new quantum device can generate precisely controlled bursts of sound-like particles, or phonons, by forcing electrons through an ultra-thin crystal at extremely low temperatures. The surprising ...

Abstract: Covert communications play a crucial role in modern communication systems, ensuring privacy and security in urban environments. Visible light communication (VLC) emerges as a promising ...

Abstract: Covert communications are essential for modern communication systems, and visible light communication (VLC) offers a promising avenue for covert operations. In this paper, the covert ...