This brief tutorial explains how the “Wiegand effect” can be used as a reliable, low-cost, energy-harvesting system to power ...

Ethereum needs to get to a point where it is fully operational without developer upgrades if it really wants to stand the test of time, says co-founder Vitalik Buterin.

Teach electromagnetism with this simple electromagnetic train project. A simple STEM activity connecting electricity, magnetism, and motion.

Since the launch of the Crossword in 1942, The Times has captivated solvers by providing engaging word and logic games. In 2014, we introduced the Mini Crossword — followed by Spelling Bee, Letter ...