California startup JetZero is building a $3 billion aircraft that promises to cut fuel consumption by 50%, carry 250 passengers

<img border="0" hspace="10" align="left" style="margin-top:3px;margin-right:5px;" src="https://timesofindia.indiatimes.com/photo/133287884.cms" />JetZero is unveiling a cutting-edge 'manta ray' aircraft aimed at revolutionizing the future of commercial aviation. This groundbreaking design is expected to yield impressive fuel savings and significantly lower emissions. With a full-scale prototype scheduled to take flight by 2027, Japan Airlines is on board to provide operational insights, paving the way for expected commercial operations in the early 2030s.