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Mnuchin defends record; Perry says his attitude has changed

Mnuchin defends record; Perry says his attitude has changed

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3:39
How Josh Earnest made sure he knew what Obama was thinking

How Josh Earnest made sure he knew what Obama was thinking

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4:31
Trump’s National Security transition is off to a rocky start

Trump’s National Security transition is off to a rocky start

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9:06
The hidden insecurity of older middle-class Americans

The hidden insecurity of older middle-class Americans

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7:59
Why we need to ask questions now about our high-tech future

Why we need to ask questions now about our high-tech future

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2:45
If kratom helps opioid addicts, why might DEA outlaw it?

If kratom helps opioid addicts, why might DEA outlaw it?

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10:39
Jim Jarmusch's new film asks where poetry comes from

Jim Jarmusch's new film asks where poetry comes from

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5:31
Reports of transition delays as Trump readies to take office

Reports of transition delays as Trump readies to take office

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3:36
News Wrap: Senate confirms Mattis, Kelly

News Wrap: Senate confirms Mattis, Kelly

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3:50
Anti-Trump protests break out across D.C.

Anti-Trump protests break out across D.C.

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5:55
Trump offers vision for his presidency: ‘only America first’

Trump offers vision for his presidency: ‘only America first’

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11:43
On the Mall, Trump supporters exult, ‘We’re here!’

On the Mall, Trump supporters exult, ‘We’re here!’

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2:37
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PBS News Hour

Is fusion energy possible in our lifetime?

Limitless power with virtually no greenhouse gases or radioactive waste. If that sounds too good to be true, that's because it is. For decades, researchers have looked for ways to control, confine and sustain fusion as an energy source. But there has been a lot of progress on a small scale, building on years of physics understanding and progress. Science correspondent Miles O’Brien reports.
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