The feds aren't scrapping DEF altogether, but this could potentially address a large portion of emissions system failures.

New guidance allows engine makers to replace problematic DEF sensors with NOx-based systems, aiming to reduce unnecessary ...

There is enough global evidence that remote sensing works for vehicular pollution monitoring, and studies by several Indian ...

The crank sensor problem still isn’t fixed, even after additional testing and diagnostics. Troubleshooting engine issues can be frustrating when the problem refuses to reveal itself, but the search ...

ARLINGTON, Va.--(BUSINESS WIRE)--AeroVironment, Inc. (“AV”) (NASDAQ: AVAV), a leading provider of advanced research and development solutions for national security missions, today announced it has ...

AeroVironment, Inc. (“AV”) (NASDAQ: AVAV), a leading provider of advanced research and development solutions for national security missions, today announced it has been awarded a three-year, $97.4 ...

AV tapped to develop Generative Environment for the Next Era of Spectral Imaging Stimulators (GENESIS) test environment ARLINGTON, Va.--(BUSINESS WIRE)--AeroVironment, Inc. (“AV”) (NASDAQ: AVAV), a ...

The more snow, the better for Teradar, a Boston startup that’s building new technology for military and civilian vehicles. The company’s still-in-development sensor can “see” objects and pedestrians ...

Soldiers assigned to 3rd Armored Brigade Combat Team, 4th Infantry Division, provide medical care to simulated casualties during Ivy Sting 4 at Fort Carson, Colorado, Feb. 3, 2026. The medical lanes ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

At its stand at FAVS 2025, Leonardo showed videos of MIPS sensor testing against dummy RPGs (pictured) and UAVs. (Leonardo) Dstl detailed testing of the Modular Integration Protection System (MIPS) at ...