Body mass index, or BMI for short, is a measure of body weight based on your height. For decades, BMI has been a way to measure whether someone is at a healthy weight. In general, people are ...

Abstract: LaSalle’s invariance principle is a commonly used extension of Lyapunov’s second method to study asymptotic stability of nonlinear systems. If the system can be written in polynomial form, ...

Abstract: The report presents differential equations and algorithms for strapdown inertial navigation systems (SINS) designed to determine the apparent, gravitational and relative velocities of a ...

Two mathematicians have proved that a straightforward question — how hard is it to untie a knot? — has a complicated answer.

In January I wrote a piece titled “ 5 Physics Equations Everyone Should Know .” Lots of you weighed in with your own ...

Quantum computers may solve problems beyond supercomputers. A new test helps confirm quantum answers for errors.

MARTINSVILLE, Va. (WSET) — A workplace dispute that escalated into a deadly shooting has led to the arrest of nearly a dozen individuals, according to Martinsville police. The incident, which resulted ...

The logistic map looks simple but it reveals how chaos emerges from order. This story shows why one equation changes how we see the world. Ex-minister reveals the pensions changes most likely at ...

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 ...

The best teachers really grasp the concepts they're educating students on. There's a reason for that and you can harness the memory power of teaching, too.

Existing research has analyzed CBD dosages and effects ranging from 10 to 1,500 mg daily. Results vary. It’s always best to start small and increase slowly until you reach your desired effect. Your ...