On a quarter-mile stretch of Midwestern highway, an electric semi-truck has quietly crossed a threshold that once sounded ...

With a maximum forecast geomagnetic activity rating four out of a possible nine, between 6 p.m. and 6 a.m. U.S. Central Time, ...

The KLK Model 3 loudspeaker is a throwback to the past, giving audiophile-grade clarity to everything you listen to.

Abstract: The turn-to-turn contact resistance/resistivity is one of the most important parameters for no-insulation (NI) rare-earth barium copper oxide (REBCO) pancake coils. Our group has been ...

The legend of the Pentax K1000 is rooted in it’s simplicity, reliability and affordability. Introduced in 1976, just a year after Pentax replaced their Spotmatic series of M42 screw mount cameras with ...