Technoptimist Radio 2/9/22: Scientists Propose Mechanical Trees to Soak up CO2

Join Teresa Carey as she breaks down the latest news on the technology that is solving the world’s biggest problems. In today’s show, Teresa covers a new drug for dementia, mechanical trees, and EV battery innovations.

To learn more about the topics in this episode:

Drug that cleans up cholesterol may reduce post stroke dementia

Scientists propose mechanical trees to soak up CO2

New EV battery material promises to quintuple electric car range

About the host:
Teresa Carey is a senior staff writer at, where she covers genetics and the environment. She is also a US Coast Guard licensed captain and a NatGeo Explorer. In addition to Freethink her work can be found in BuzzFeed, Scientific American, PBS NewsHour, NPR Weekend Edition, Smithsonian and more. Find her on twitter @teresa_carey