Tuesday's Google Doodle celebrates the quadratic equation. Image courtesy of Google Sept. 9 (UPI) --Google is celebrating the start of the 2025-26 school year with a quadratic equation-themed Doodle.

Sept. 9 (UPI) --Google is celebrating the start of the 2025-26 school year with a quadratic equation-themed Doodle. The mathematical formula has useful applications across physics, engineering and ...

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

It wouldn’t be too far a stretch to call this formidable writing utensil a multi-tool. Every product is carefully selected by our editors. If you buy from a link, we may earn a commission. Learn more ...

You'll have to stretch your brain to figure out some of these easy, funny and hard riddles for adults If you’re looking to keep some riddles for adults in your back pocket as a way to strike up a ...

The enlightened truth of the role of fire in human evolution. Illustration by Paul Garland The next time you find yourself lost in thought while gazing at a fireplace ablaze or even a solitary candle ...

In most cases, married couples who file jointly have less money for taxes withheld Daniel Liberto is a journalist with over 10 years of experience working with publications such as the Financial Times ...

Department of Clinical Neuropsychology, VU University Amsterdam, Amsterdam, The Netherlands Correspondence to Lot Verburgh, Department of Clinical Neuropsychology, VU University Amsterdam, Van der ...

Electrolyte waters are enhanced with charged minerals. Among other benefits, electrolytes may help improve physical performance during exercise or help rehydrate people when they’re sick. Whether you ...

The U.S. central banking system—the Federal Reserve, or the Fed—is the most powerful economic institution in the United States, and perhaps the world. Its core responsibilities include setting ...