Regulators say shutting down older boilers and equipment at Graphic Packaging would reduce air pollution. Public comment on ...

Texas DPS announces emissions test requirement in Bexar Co. starting November 1, 2026, impacting vehicle registration.

Abstract: Stimulated emission (SE) via interband transitions is investigated in HgCdTe-based quantum wells under optical pumping within the 14–24 μm range. Carrier lifetimes appear to be limited only ...

International is marching ahead with updates to its S13 Integrated Powertrain to meet federal emissions regulations expected ...