US startup Wisk Aero unveils self-flying electric four-seater air taxi, shares pics

California-based startup Wisk Aero has unveiled its sixth-generation aircraft, an electric air taxi that can accommodate four passengers and fly without a human pilot. It has a cruising speed of 120 knots, a range of 140 kilometres with reserves, and can fly at an altitude of 2,500-4,000 feet above ground. Wisk has sought regulatory approval for commercial air taxi service.