In the 2025 competition, Tortoise Protocol was runner-up for the Puzzlers’ Award, which is determined by attendees who vote ...

A clever design and impressive performance make this one of the best portable projectors.

Noah Unell, a third-grader in Overland Park, makes unique, handmade menorahs for the Jewish holiday of Hanukkah by gluing colorful dominoes together.

Just six years on and I’m Ireland’s reigning National Rubik’s Cube Speedsolving Champion. I participated in the contest back in August when more than 200 cubers gathered to compete in the Waterford ...

When a delicate object crashes onto the floor, most people expect it to shatter into several pieces. What they might not know, however, is that the sizes of those fragments—whether from a broken plate ...

Egypt, third millennium b.c. The Great Pyramid of Giza is both the oldest of the Seven Wonders and the only one still standing. Built by the pharaoh Khufu (reigned ca. 2551–2528 b.c.) to serve as his ...

Nearly 10,000 CreateOn Crayola-branded pip-Cubes were recalled on Thursday, Dec. 4, for posing an "ingestion hazard" to children, according to the U.S. Consumer Product Safety Commission (CPSC). The ...

Abstract: Multi-scale features are crucial in encoding objects with varying scales in vision tasks. The classic top-down and bottom-up feature pyramid networks are a common strategy for multi-scale ...