In this Python astrophysics tutorial, I walk you through calculating the gravitational field produced by a ring of mass. Using numerical methods and Python libraries, we explore how to compute ...

In his decades-long career in tech journalism, Dennis has written about nearly every type of hardware and software. He was a founding editor of Ziff Davis’ Computer Select in the 1990s, senior ...

The Army has awarded Lockheed Martin a $9.8 billion multiyear contract for the Patriot Advanced Capability-3 Missile Segment Enhancement system, the service's Program Executive Office for Missiles and ...

A PAC-3 Missile Segment Enhancement (MSE) missile test is conducted at the White Sands Missile Range, N.M. as part of a flight test for the U.S. Army in 2016. (Photo: Lockheed Martin) The Army awarded ...

Whether you’re solving geometry problems, handling scientific computations, or processing data arrays, calculating square roots in Python is a fundamental task. Python offers multiple approaches for ...

The PAC-3 MSE has been coupled with the LTADMS radar to demonstrate a 360-degree engagement capability for the U.S. Army’s modernized IAMD architecture. The U.S. Army’s Patriot air defense system was ...

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 ...

Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook In celebration of May the 4th, aka Star Wars Day 2025, The Disney Store will release a life-size, ...

% min_mag: minimum positive magnitude difference (from b-positive method, van der Elst (2021)) % max_mag: maximum positive magnitude difference (from b-positive ...

Solvej Balle’s “On the Calculation of Volume” rethinks the familiar story of the endlessly repeating day. By Hilary Leichter Hilary Leichter is the author of the novels “Temporary” and “Terrace Story.