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 ...

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 ...

This story was excerpted from the Phillies Beat newsletter, with MLB.com's Jared Greenspan writing this version. To read the ...

Calculate dividends by subtracting year-end retained earnings from start-year retained earnings, then net income. Dividend payout ratio (DPR) is found by dividing total dividends by net income to ...

Whether an asteroid is spinning neatly on its axis or tumbling chaotically, and how fast it is doing so, has been shown to be ...

Gross margin measures the percentage of revenue after direct costs are subtracted. Calculating gross margin involves subtracting COGS from revenue and dividing by total revenue. High gross margin ...

When you shine a flashlight into a glass of water, the beam bends. That simple observation, familiar since ancient times, ...

A Slovak research team has developed a mathematical model for determining the optimum tilt angle of a solar system ranging from 0° to 90°. Their framework was tested on an experimental setup in ...

Agentic artificial intelligence startup Motion, officially known as Nexusbird Inc., said today it has closed on a $38 million Series C round of funding that brings its total amount raised to date to ...

Click to open image viewer. Angle-Gear Motion Transmitting Device, Patented by Charles F. Stokes, of Chicago, Illinois and Charles Edward McGlinchey, of Highlandville, Mass on July 29, 1902 CC0 Usage ...

Twist drills do not make accurately sized or good finish holes; a reamer of some type is often used to cut the final size and finish. A reamer will not make the original hole; it will only enlarge a ...