Defense

Australia’s new 40-mm grenade launcher is lightweight and accurate, making mobile fires easy and lethal.

Sikorsky Boeing’s SB-1 Defiant high-speed rotorcraft advances toward final assembly as Bell V-280 Valor begins to take shape.

As melting ice opens Arctic passages, the U.S. Navy and Coast Guard gather data to facilitate operations in the region.

U.S. experts on Russian actions in Syria; FAA prepares big penalty for wayward UAV; over-cost defense programs face fines.

SpaceX says the upper-stage strut first identified as the prime suspect has been officially confirmed as the root cause of the June 28 mishap.

Defense officials say most of the additional requested funding is related to the country’s acquisition of the F-35.

LONDON—The U.K.

South Korea is moving toward buying 12 Lockheed Martin S-3 Vikings, ex-U.S. Navy aircraft that would form a second-tier force to boost the country’s anti-submarine capability.

Small special-operations teams that want to leave no trace are key customers for the system, as are disaster-relief teams in need of delivery vehicles that do not require unpacking and transporting.

Britain will purchase an upgraded derivative of General Atomics’ MQ-9 Reaper medium-altitude, long-endurance unmanned aircraft to meet its newly re-named Protector program requirements.

Selex believes the airship could be a low-cost complement to a small U.K. fleet of high-end antisubmarine warfare aircraft.

Lockheed Martin is looking ahead to U.S. Air Force and Navy directed-energy weapons requirements as it begins manufacture of a 60-kW electric-fiber-laser system for a U.S. Army demonstration.

The Royal Jordanian Air Force (RJAF) has selected the Pilatus PC-9 M to train its pilots.

Hackers earn top dollar to find security gaps in computer systems, but IT companies are slow to patch them, and government regulatory protections are uneven.

Rafael develops a constellation of nanosatellites that will reportedly provide effective radio communications between tactical forces spread across wide combat areas.

Is the Defense Department serious about changing traditional ways of doing business to improve the affordability of weapons systems?

U.S and U.K. military units will begin test flights using a ski jump ramp in the build-up to trials with the U.K. Royal Navy’s new, ramp-configured HMS Queen Elizabeth carrier in 2018-19.

Are unmanned air vehicles worth their impact on the Air Force budget? We don’t really know.

Rolls-Royce finally upgrades Indianapolis facility; Latvia buys LockMart radars; Sukhoi delivers more fighter bombers; Northrop makes an F-35 fuselage for Japan; and the U.S. advances the sale of Reapers to Spain.

Despite carriers' continued utility, the U.S. Navy needs to revisit the way it develops and uses the nuclear-powered vessels and the convoys that protect them, the Hudson Institute says.

Operational use of the Geosynchronous Space Situational Awareness Program spacecraft marks a major expansion in the U.S. Air Force’s ability to spy on other satellites in orbit.

Their use marks a major expansion in the U.S. Air Force’s ability to spy on other satellites.

The launch site’s application will be submitted by the end of the month.

Wide-area motion imagery (WAMI) is to be used for airborne security at the 2016 Summer Olympic Games in Rio de Janiero, in what could be the first international use of technology first fielded by the U.S. military in Iraq and Afghanistan.

A confirmed Israeli launch contract for a “rideshare” launch to the Moon has met the criteria for an extension of the Google Lunar X-Prize deadline until the end of 2017, setting the stage for an international space race for the first private landing there.