© 2023 Guardian News & Media Limited or its affiliated companies. A 1973 high-altitude flight kicked off an period of helpful stratospheric balloon science. Some scientists worry that heightened issues over alleged spy balloons might hamper that.
© 2023 Guardian News & Media Limited or its affiliated companies. A 1973 high-altitude flight kicked off an period of helpful stratospheric balloon science. Some scientists worry that heightened issues over alleged spy balloons might hamper that.