A hundred years ago this week, at the height of the quantum revolution, Austrian physicist Erwin Schrödinger submitted a manuscript for publication. Its centerpiece was an innocuous-looking equation ...

Wrestling with Word’s equation editor can be frustrating, but it doesn’t have to be. A few simple tricks can make typing and formatting math equations a breeze—no more clunky menus or endless ...

Have you ever lost a Word document due to an unexpected PC crash? Just this week, I experienced this firsthand. Hours of work vanished when my document disappeared. I didn’t panic, though, because my ...

Make sure you are confident in solving one and two-step linear equations and expanding brackets in order to tackle these more complex types of equations. Substitute close substituteIn algebra, to ...

Thermal means heat. Decomposing is the process of breaking down. Thermal decomposition is a chemical reaction that happens when a compound breaks down when heated. When sodium hydrogencarbonate is ...

Water supports major body functions like temperature control, saliva production, joint cushioning, digestion, and waste removal through sweat, urine, and bowel movements. Most people meet hydration ...

Unwind by hunting for words on the day’s themed list — they’re hidden horizontally, vertically, diagonally and backward. Come back daily for a new theme or to browse the recent archive. Jump in to ...