Imagine grabbing coffee in LA and sushi in Tokyo—all in the same afternoon. Venus Aerospace just tested a new rocket-ramjet engine that could make hypersonic airliners a reality, slashing global travel times to under four hours. The catch? Early flights will likely be super pricey and eco-critics worry about emissions. But if this tech goes mainstream, your next vacation could be anywhere on Earth, no jet lag required. #Business #Industry #HypersonicTravel