Learn how to calculate the variable cost ratio to balance production costs and revenues. Understand its role in optimizing profit margins and business decision-making.

Science teacher Eva Acton with Sam O’Farrell, from Drumcree, on left, and on right, Connor Cassidy, whose project is the cleverly-titled ‘Gaitkeeper’.

The native just-in-time compiler in Python 3.15 can speed up code by as much as 20% or more, although it’s still experimental ...

Norman Powell scored 36 points and Bam Abdebayo added 15 points and 14 rebounds as the Miami Heat extended their winning ...

Tyler Shough threw a 10-yard touchdown pass to Kevin Austin Jr. with 6:22 left to put New Orleans Saints ahead to stay as ...

Inkjet or laser? Need just printing, or have to scan and copy, too? Seeking low-cost ink, or a low-cost printer? Here's how to choose the right printer for home or work, backed by our top lab-tested ...

Need to scan, copy, or fax, in addition to printing? An AIO printer is what you want. Find the right multifunction machine based on our in-depth reviews and expert advice. Most of my current work for ...