Engineer Joel Steinkraus tests solar panels on one of two CubeSats that made up NASA's Mars Cube One mission. The MarCO CubeSats — the first to be sent into deep space — flew to Mars and relayed telemetry from NASA's InSight lander.
NASA/JPL-Caltech
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CubeSats are only about twice the size of a Rubik's Cube. Once dismissed as tools for students learning the principles of aerospace engineering, they're now being used for more sophisticated missions.
Entrepreneur and presidential hopeful Andrew Yang in the Chelsea neighborhood in Manhattan ahead of a meeting with undecided voters moderated by NPR.
A.J. Chavar for NPR
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Engineer Joel Steinkraus tests solar panels on one of two CubeSats that made up NASA's Mars Cube One mission. The MarCO CubeSats — the first to be sent into deep space — flew to Mars and relayed telemetry from NASA's InSight lander.
NASA/JPL-Caltech
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Though there are websites, hotlines, therapists and coaches to help teens manage nicotine cravings, there's been little research to show what works best. Recently, some programs have turned to texting to help kids find resources specific to vaping cessation.
Towfiqu Photography/Getty Images
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Jacob Reed, director of the Unmanned Aircraft Systems degree program at Lewis University, demonstrates a drone at the school's airfield outside of Chicago.
David Schaper/NPR
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High school students at lunch in the University School of Milwaukee's cafeteria. Students are assigned seats, along with staff, to foster a positive school culture.
Emily Files/WUWM
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Facebook CEO Mark Zuckerberg appears before the House Financial Services Committee on Wednesday. He faces questions about the company's influence.
Mandel Ngan/AFP via Getty Images
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