Robert Kelly is managing director of XTS Energy LLC, and has more than three decades of experience as a business executive. He is a professor of economics and has raised more than $4.5 billion in ...

Snopes reporters worked hard in 2025 to investigate wide-ranging rumors. Here are the news stories that were most popular with our readers this year. Written by: Dec. 27, 2025 Reiner, known for ...

An exercise-driven course on Advanced Python Programming that was battle-tested several hundred times on the corporate-training circuit for more than a decade. Written by David Beazley, author of the ...

New release 0.4 is out! AHRS is a collection of functions and algorithms in pure Python used to estimate the orientation of mobile systems. Orginally, an AHRS is a set of orthogonal sensors providing ...