Differential equations are fundamental tools in physics: they are used to describe phenomena ranging from fluid dynamics to general relativity. But when these equations become stiff (i.e. they involve ...

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

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 ...

Dr. James McCaffrey presents a complete end-to-end demonstration of linear regression with two-way interactions between ...

Julie Gould learns of a career planning framework that can help pinpoint what you love about your current role, and how that ...

Studying can get repetitive and boring, and it's easy to get distracted. Give yourself something to engage with by using the ...

The Rasmussen Reports daily Presidential Tracking Poll for Wednesday shows that 49% of Likely U.S. Voters approve of President Trump’s job performance. Forty-eight (48%) disapprove. The latest figures ...

President Trump on Monday night announced tariffs of 10% on softwood timber and lumber alongside a 25% tariff on "certain upholstered wooden products" due to take effect on October 14, according to ...

President Trump on Monday night announced tariffs of 10% on softwood timber and lumber alongside a 25% tariff on "certain upholstered wooden products" due to take effect on Oct. 14, according to the ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician ...