As geothermal heating and cooling slowly spreads in the U.S., some communities and utilities are looking to grow small pilot projects into much larger networks of pipes and heat pumps that extract and store heat in the earth to warm and cool homes and businesses as needed. Inside Climate News journalist Phil McKenna joins Host Jenni Doering to discuss the bipartisan interest in geothermal and describe a large geothermal HVAC system that demonstrates the possibilities and benefits of scaling up.

While Punxsutawney Phil of Groundhog Day correctly predicts when spring will come only around 40% of the time, he has been predicting earlier springs more often in recent decades, trending with the reality of climate change.

Classic science fiction tends to assume that if aliens visit Earth, they will have done so thanks to using math and science that’s like our own. But physicist Daniel Whiteson and cartoonist Andy Warner aren’t so sure. They speak with Host Steve Curwood about their book Do Aliens Speak Physics? And Other Questions About Science and the Nature of Reality.

The current Trump administration has in its first year cut off the World Health Organization, dismantled the United States Agency for International Development or USAID, and overhauled vaccination recommendations, just to name a few decisions impacting health. Physician and Harvard public health professor Vanessa Kerry is also WHO Special Envoy for Climate Change and Health. She talks with Host Steve Curwood about the lives that could be lost as the US retreats from global health.