These aren't expensive gifts; they aren't high-end fly fishing heirloom gifts; But they will be gifts that are appreciated and useful for any fly angler.

Three high schoolers and their mentor revisited a century-old theorem to prove that all knots can be found in a fractal called the Menger sponge. In the fall of 2021, Malors Espinosa set out to devise ...

A safety net of balloon-mounted sensors listening for satellites and cell towers could save lives if an airplane's GPS signals were to get jammed or disrupted. Scientists are testing an ...

A pigeon-inspired robot has solved the mystery of how birds fly without the vertical tail fins that human-designed aircraft rely on. Its makers say the prototype could eventually lead to passenger ...