Abstract: We have designed a switchable ultrathin THz linearly and circularly reflective polarization converter (RPC) by inserting phase-change material, vanadium dioxide (VO2), into a chiral ...

Russian designers from the Perm-based design bureau Labi have developed a kit to convert the PKT tank machine gun into an infantry and mobile fire group version, designated PKZ-T. The developers ...

Disgraced congressman Duncan Hunter got a Trump pardon. Now he wants one for another notorious San Diego son of Washington. Disgraced congressman Duncan Hunter got a Trump pardon. Now he wants one for ...