SUBSTANCE
Episodes
CO2
18 Mar 2026
Contributed by Lukas
CO₂ is one of the gases most closely linked to global warming, but it is also deeply embedded in how modern industry and cities function. In this ep...
Fabric
18 Feb 2026
Contributed by Lukas
Fabrics and fashion are deeply tied to sustainability – not least because the scale of production and consumption means huge volumes end up as waste...
Water
21 Jan 2026
Contributed by Lukas
In this episode, our host Joe Hanson discusses a SUBSTANCE that is literally vital: water. Former NASA expert, now entrepreneur Diana Yousef and BASF ...
Fungi
17 Dec 2025
Contributed by Lukas
In this episode of SUBSTANCE, host Joe Hanson explores the surprising power of fungi with artist-turned-entrepreneur Phil Ross and BASF scientist Dr. ...
Plastics - Part 2
19 Nov 2025
Contributed by Lukas
Plastics are everywhere – but can they ever be truly sustainable? In this episode, host Joe Hanson asks how plastics fit into a circular economy –...
Plastics - Part 1
22 Oct 2025
Contributed by Lukas
Plastic is one of the most transformative materials of the modern age. It’s in our cars, our homes, and our clothes. Lightweight, durable, and endle...
Hydrogen
24 Sep 2025
Contributed by Lukas
Researchers and companies around the globe are racing to tap into an invisible resource seen as a beacon of hope for achieving climate neutrality—hy...
Trailer
17 Sep 2025
Contributed by Lukas
SUBSTANCE is a monthly podcast exploring the materials that shape our world. From hydrogen and plastic to fabric and fungi, each episode unpacks one e...