Environmental concerns grow as space tourism lifts off

After years of waiting, Richard Branson's journey to space this month on a Virgin Galactic vessel was supposed to be a triumphant homecoming. Instead, the jaunt attracted significant criticism—about its carbon footprint.

Student experiments to blast off from NASA Wallops

After being developed via a virtual learning experience, more than 70 experiments built by university students across the United States are ready for flight on NASA suborbital flight vehicles.

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