The race to develop quantum technology is getting crowded
Quantum mechanics looks at how particles smaller than atoms interact. At this minuscule scale, entirely different laws of physics apply. But in the global race to develop quantum technology, the U.S. is competing in an increasingly crowded field. NewsHour Weekend's Christopher Booker reports
Previews + Extras
Dems look for edge amid jam-packed presidential debate
S2019 E193 - 9m 46s
This week the top 20 Democratic presidential candidates are facing off over two nights in Miami. It's the first official debate of the 2020 primary season. Special correspondent Jeff Greenfield talks with bipartisan strategists to learn what the candidates can do in such a big field, and joins Hari Sreenivasan to discuss whether a debate held months before the first votes can make a difference.
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