A waterless, edible toothpaste created by a businessman for his critically ill father was sent to the International Space Station (ISS) this month, fulfilling a long-held dream of the inventor.

Journal Reference: Elena Feltri et al, A Fully Edible Transistor Based on a Toothpaste Pigment, Advanced Science (2024). DOI: ...

It may surprise you to read this, but a substance found in our everyday toothpaste could be the key to edible electronics. Researchers from the IIT-Italian Institute of Technology in Milan have ...