The cryptocurrency Bitcoin is limited by its astronomical electricity consumption and outsized carbon footprint. A nearly zero-energy alternative sounds too good to be true, but as C4DT-affiliated Professor Rachid Guerraoui explains, it all comes down to our understanding of what makes transactions secure. DCL’s new system, dubbed Byzantine Reliable Broadcast, can achieve safe cryptocurrency transactions on a large scale with an energetic cost of virtually zero.

Read the EPFL’s press release by clicking here.