These old, diagonal windows are most commonly seen in Vermont, where they're known as "witch windows." Here's why they were ...

Grid voltage and current distortions, voltage swells and sags, and other power quality issues are common to grid-interactive electric vehicle (GIEV) chargers. To solve these problems, grid converter ...

Strands is a compelling new puzzle in The New York Times Games collection. It features a 6×8 letter grid where players are ...