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Remembering Challenger, disaster that shook up space flight

Remembering Challenger, disaster that shook up space flight

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6:25
How Jad Abumrad turned childhood awkwardness into his job

How Jad Abumrad turned childhood awkwardness into his job

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What a Trump-free debate will mean for the GOP candidates

What a Trump-free debate will mean for the GOP candidates

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3:35
Girls build their future in construction class

Girls build their future in construction class

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1:50
News Wrap: More deadly sea crossings for migrants

News Wrap: More deadly sea crossings for migrants

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3:59
Why is Zika virus spreading so quickly?

Why is Zika virus spreading so quickly?

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Are the best days of the U.S. economy over?

Are the best days of the U.S. economy over?

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8:26
Will ethanol fuel caucus voters in corn country Iowa?

Will ethanol fuel caucus voters in corn country Iowa?

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7:09
American released from Iran describes constant surveillance

American released from Iran describes constant surveillance

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7:48
Enlisting college students to fight extremism online

Enlisting college students to fight extremism online

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9:18
Why is Oklahoma experiencing a spike in earthquakes?

Why is Oklahoma experiencing a spike in earthquakes?

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Female cadet commands respect at her high school

Female cadet commands respect at her high school

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2:15
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PBS News Hour

A.I. program conquers world’s trickiest board game

The Chinese board game Go is considered one of the most complex in the world, with trillions of possible move combinations. But scientists at Google have designed an artificial intelligence program capable of beating the top human players, a feat previously thought impossible. Hari Sreenivasan talks to science correspondent Miles O’Brien about the implications of this technological breakthrough.
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