Experts are still trying to piece together how tornado patterns have changed in the last century and are likely to keep changing as the world gets hotter. Meteorologist Ryan Truchelut of WeatherTiger joins Host Steve Curwood to explain the eastward shift of tornadoes in the US and how newly vulnerable populations can stay safe.

Orcas in the Pacific Northwest have again been observed carrying dead salmon on their heads. Living on Earth’s Kayla Bradley explains what scientists think this unique behavior may indicate about orcas’ diet, health, and culture.

The songbirds called vireos have increased in number by more than 50 percent in recent decades, while birds overall are struggling. That was the inspiration for Poet Laureate of Mississippi Catherine Pierce’s poem, “What I Want to Believe About the Vireos.” She joins Host Jenni Doering to share and discuss.

The Trump administration is slashing personnel and research grants at two dozen federal agencies, including those conducting critical science. Science has long played a key role in the federal government, and Naomi Oreskes, a Professor of the History of Science at Harvard, joins Host Steve Curwood to put the recent changes into historical context.

Two of the most common birdsongs of the New England springtime are those of cardinals and robins. Host Jenni Doering shares a snippet of a recording from her neighborhood and invites listeners to send in their own audio postcards.