150-Year-Old Chess Puzzle Solved

A mathematician from Harvard University named Michael Simkin has (basically) solved the n queens problem, a chess puzzle that’s some 150 years old. The mathematical challenge was created by chess composer Max Bezzel in 1848 and essentially asks “How many queens can you place on a chess board so that none are attacking each other?” Using complex linear algebra, the puzzle has been solved for …

A Smart Walking Companion That Transforms Mobility

While conventional walking canes often lack thoughtful design and still require strain on the part of those using it, the Stride Senze—an intelligent walking companion—is sleek, modern and equipped with smart technology to ensure the safety of users. Created by the Singapore-based NextOfKin, the cane features sensors that scan the area to help navigate spaces; smart technology to monitor the user’s gait, balance and mobility; …

New Storm-Tracking Satellite Will Observe Space Weather Too

Headed to space today (with weather permitting), the GOES-T satellite and its arsenal of high-resolution cameras will track storms, wildfires and more in real time across North America. The National Atmospheric and Oceanic Administration (NAOA) partnered with NASA to design and construct the satellite, which already has siblings in space. In contrast to previous satellites of this nature, which mostly trek through low Earth orbit, …