NATIONAL HARBOR, Md.— Air Force Secretary Troy Meink acknowledged that the U.S. has space weapons, a public revelation that some experts said could accelerate an arms race in orbit.

For decades, many of the most advanced military weapons were developed in complete secrecy. Classified research programs allowed governments to design new aircraft, missiles, and surveillance systems without revealing their capabilities to rival powers.

Unconventional Concepts Inc. has proposed testing 155mm howitzers, a weapon used in modern warfare, within the Adirondack Park. An administrative judge says the permit should be denied.

Police forces at California’s K-12 schools have quietly been purchasing and using military equipment for decades — and some have yet to comply with a state law requiring them to disclose that to the public.

This post may contain links from our sponsors and affiliates, and Flywheel Publishing may receive compensation for actions taken through them. An AR-15 rifle with bullets on an American flag, a symbol of the right of patriotic Americans to bear arms ...