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Handmade hot air balloon DIY aerostat lifting a small camera into the sky

A creative DIY project showing how to build a handmade hot air balloon aerostat capable of lifting a small camera into the ...
WESA

On eclipse day, hundreds of students will send up balloons for science

CUMBERLAND, Md. — It's a chilly March morning, and Mary Bowden is standing in the parking lot of a local community college. Bowden is a professor of aerospace engineering at the University of Maryland ...