Flying bats do not travel through silence. Every call they make comes back layered with sound from leaves, branches, trunks, ...

In this video, we’ll break down how to solve physics problems involving the motion of a 2D spring. Learn about the forces at play, how to model the spring’s movement, and the key concepts behind ...

Abstract: Array position and orientation system (POS) is the key equipment to measure multipoint motion and relative motion for array synthetic aperture radar (SAR) high-precision 3-D imaging.

DEAR ABBY: My wife and I have lived in a country home for the past 25 years. When we moved here, our only neighbors were wild turkeys, deer and raccoons. Behind our house were 20 acres of woods, which ...

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...

Brelyon's Ultra Reality Extend display renders 2D content in two depth layers that gives users an immersive experience without having to don a virtual reality headset.

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

ABSTRACT: In 1905, Einstein established relativity under the condition of denying the absolute space-time valid in Newtonian mechanics. In those days, the quantum theory was also established by ...