Physics can feel inscrutable to students; this lesson helps them understand a graphing problem by analyzing their own ...

Although the effects of a bullet's terminal performance had been thoroughly studied by 1955, ammunition pioneer Roy Weatherby sought to prove velocity trumps mass and, as a result, built a reputable ...

This engineering exam, which is a gateway to some of the premium engineering colleges such as IITs, NITs and more, cover subjects such as Physics, Chemistry and Mathematics.

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

Producer surplus is a crucial economic concept that helps understand the difference between what producers are willing to sell their goods for and what they actually sell them for in the marketplace.

Discover the magic of compounding and why it's important for increasing wealth Robert Kelly is managing director of XTS Energy LLC, and has more than three decades of experience as a business ...

Abstract: Joint communication and sensing receives a lot of attention in the research community. Sensing the environment with communication networks can save a lot of resources. The sensing capability ...

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 ...

Due to the lapse in federal government funding, NASA is not updating this website. Since the first confirmation of an exoplanet orbiting a Sun-like star in 1995, and with only a small sampling of our ...