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Islamist move into Kurdish territory changes U.S. equation

Islamist move into Kurdish territory changes U.S. equation

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5:05
Debating reforms to boost rehabilitation, lower recidivism

Debating reforms to boost rehabilitation, lower recidivism

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11:49
Russian food import ban doesn’t shake E.U. sanction resolve

Russian food import ban doesn’t shake E.U. sanction resolve

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5:54
Ballerina Misty Copeland stands out in world of white swans

Ballerina Misty Copeland stands out in world of white swans

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4:17
Why are we still fascinated by Nixon?

Why are we still fascinated by Nixon?

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17:41
Is the U.S. underestimating the Islamic State?

Is the U.S. underestimating the Islamic State?

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7:29
Shields and Brooks on Iraq reluctance, Nixon’s legacy

Shields and Brooks on Iraq reluctance, Nixon’s legacy

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11:59
Supermarket employees unite in profit-sharing family feud

Supermarket employees unite in profit-sharing family feud

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7:20
Need persists for new generation of Freedom Schools

Need persists for new generation of Freedom Schools

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6:01
Court: Violent rap lyrics not sufficient evidence for murder

Court: Violent rap lyrics not sufficient evidence for murder

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7:25
Why Obama wants to use air power against the Islamic State

Why Obama wants to use air power against the Islamic State

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4:04
Panic consumes Iraqi Kurdistan as residents flee for safety

Panic consumes Iraqi Kurdistan as residents flee for safety

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4:27
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PBS News Hour

How Rosetta can help decipher a comet’s secrets

After a 10-year journey, the space probe Rosetta is orbiting a comet 250 million miles away from Earth. The spacecraft is slated to follow the comet for more than a year on its way toward the sun. Hari Sreenivasan talks to Mark McCaughrean, senior scientific advisor of the European Space Agency, about sifting through a cosmic “garbage pile” in hopes of learning about the building blocks of life.
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