JACKSON — The Middletown Livewires 4-H Club in Jackson County gathered Feb. 2 to assemble shelf-stable meal kits for the Jackson Food Shelf.

A new proof reveals the answer to the decades-old “moving sofa” problem. It highlights how even the simplest optimization problems can have counterintuitive answers.

After announcing its newest Borderlands game in August, Frisco-based developer Gearbox Software released a full trailer for ...