Nearly two decades after the U.S. Congress ordered NASA to find 90% of the asteroids large enough to destroy a city, the ...

What occurs when the most open alien yet drops by when the astronomers vision of the heavens is getting increasingly polluted ...

NASA Chiefs have recently warned against several potentially destructive “city-killer” asteroids that could tear past our ...

Researchers at St. Petersburg University have developed an efficient way to detect a crucial immunity biomarker—neopterin—in the blood using nanotechnology and a laser. Neopterin is a nucleotide whose ...

Abstract: In this paper, we present the development of high-speed large-area active terahertz (THz) imaging system designed to detect the concealed objects carried by travelers.

Abstract: Slender objects in remote sensing, such as bridges and trains, represent a unique yet under-researched target because of their extreme aspect ratios. This characteristic presents challenges ...