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Engineers turn to beavers for insights into managing water
Beavers and the dams they build are not always embraced in the areas where they do their work. But there's a growing recognition that they also are building a kind of natural infrastructure that helps with water management and the climate. Science correspondent Miles O'Brien went to see the beavers at work during their busy season and has the story for our ongoing coverage of Tipping Points.
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Wednesday on the NewsHour, Democrats scramble after a key senator breaks with the president on raising taxes on America's wealthiest to pay for the spending bill.

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Tuesday on the NewsHour, President Joe Biden holds high stakes talks at the White House with key factions of his party amid growing concerns about his domestic agenda.

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Wednesday on the NewsHour, "PBS NewsHour" talks with U.S. Commerce Secretary Gina Raimondo as delays in shipments from overseas pushes inflation to hit record highs.

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Tuesday on the NewsHour, top medical experts warn bleeding risks for some older Americans may outweigh the benefits of taking aspirin daily.

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Tuesday on the NewsHour, a former Facebook employee testifies to Congress about the tech giant's harms and lack of accountability.

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Monday on the NewsHour, a look into the deepening standoff between President Joe Biden and Senate Republicans over raising the debt ceiling.

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Wednesday on the NewsHour, the president's economic agenda hangs in the balance as negotiations intensify between Democrats on Capitol Hill and the White House.

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Friday on the NewsHour, President Biden's agenda stalls in Congress amid disagreements among democrats over his $3.5 trillion spending plan.

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Monday on the NewsHour, U.S. Secretary of State Antony Blinken faces congressional scrutiny over the U.S. withdrawal from Afghanistan.

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Thursday on the NewsHour, the Taliban orders an end to all protests as they finally allow the departure of some 200 American citizens from Afghanistan.

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Monday on the NewsHour, the Gulf Coast and Northeast continue to assess the damage in the wake of Ida's massive storm damage and flooding.

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Tuesday on the Newshour, President Joe Biden defends the U.S. exit as the Taliban celebrate their return to power in Afghanistan.