EVERY radio engineer is familiar with what is called the “Heaviside Layer” and its supposed functions. I find, however, that the hypothesis of an electrically conducting stratum in the upper air was ...

Sebastian Thrun is waving a device in his hand with an excited, almost gleeful expression on his face as he trots from a makeshift aircraft hangar toward the secret project that Kitty Hawk Corp. has ...

Kitty Hawk has partnered with European health care company Falk to evaluate use of the Heaviside electric vertical-takeoff-and-landing vehicle in emergency response operations. Heaviside is a ...