Beta on Friday said it wrapped up the first test flights in the U.S. government's sweeping electric vertical takeoff and landing pilot program aimed at making the vision of flying taxis a reality.The aerospace company, which is backed by Amazon, said the flights transported manufactured organs from United Therapeutics between airports in Maryland and Virginia. The flights totaled about 275 nautical miles. "Today's successful missions, set the stage for routine medical applications through electric flight at ...