© 2026
Play Live Radio
Next Up:
0:00
0:00
0:00 0:00
Available On Air Stations
Scam Advisory: We have been made aware that an online entity is posing as Joe Donahue to invite authors and other creatives onto our radio shows. The scammers then attempt to charge guests an appearance fee for exposure/publicity.
Please note: WAMC does not charge guests to appear on the station and any email about appearing on a WAMC program will come from a wamc.org email address.

Could arsenic waste be transformed into semiconductors?

Photo provided by Canadian Light Source
Case Van Genuchten and Kaifeng Wang in the lab

The Best of Our Knowledge explores topics on learning, education, and research.

Arsenic is a naturally-occurring toxin with a big reputation.

But scientists say arsenic-contaminated waste could have a potential public benefit, including in advanced manufacturing.

We’ll explore how an environmental challenge could become an economic opportunity.  

Stay Connected
Lucas Willard is a news reporter and host at WAMC Northeast Public Radio, which he joined in 2011. He produces and hosts The Best of Our Knowledge and WAMC Listening Party.
Related Content