Abstract: We propose a method for measuring the instantaneous velocity of moving objects using ultrasonic waves. By transmitting and receiving a single dual-chirp pulse, composed of an up-chirp and a ...

A $1 million prize awaits anyone who can show where the math of fluid flow breaks down. With specially trained AI systems, ...

The National Testing Agency (NTA) has issued the subject wise NEET 2026 syllabus on this website soon after the NMC released ...

Learn how to create burndown charts to track project progress, improve team performance, and download free templates to get ...

In 1978, NASA researcher Donald Kessler and his colleagues published a paper titled “Collision frequency of artificial satellites: The creation of a debris belt.” The paper laid down a grim warning: a ...