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A scientist tested his peers' ability to pick which cancer experiments would pan out. They failed more often than not, which doesn't say much for intuition or efficiency in the scientific process.

A Canadian study suggests that fluoride consumed by pregnant women can affect the IQ of their children. No single study provides definitive answers, but the findings will no doubt stir debate.

Jane Greenhalgh is a senior producer and editor on NPR's Science Desk.

This year's historic drought killed thousands of evergreen trees in Texas and Oklahoma. Now Christmas tree farmers are scrambling to meet holiday demands. Host Scott Simon checks in with Karen Barfield, owner of Tinsel Time Christmas Tree Farm in New Caney, Texas.

Ed Dwight, a former Air Force test pilot who was passed over to become an astronaut in the 1960s, described his flight aboard Blue Origin's New Shepard as "life changing."

The composer and saxophonist, who won a dozen Grammy Awards and recorded with everyone from Miles Davis to Joni Mitchell, died on Thursday, March 2 in Los Angeles.

Geologists and other scientists warn that unless the wetlands that buffer New Orleans are rebuilt soon, the new New Orleans will get flooded again. At the same time, confusion surrounds exactly what should be done or how long it will take or cost.

The Earth has already warmed more than 1 degree Celsius. New research suggests that above 1.5 degrees, massive ice melt, ocean current disruptions and coral die-offs are likely.

Carline Watson is the Talent Development Manager for NPR News and Programming. In this role, she is the primary day-to-day point person for temporary staff in the News and Programming division at NPR.