One in 20 people develop colorectal cancer in their lifetime, making it the second-most common form cancer in Europe. Surgery is an option for treatment, but this can result in incomplete removal of the tumour. Now, researchers from MIT have developed a hydrogel patch with three types of therapy applied directly to the tumour itself. Their anti-cancer patch was tested on lab mice and caused the cancer to go into complete remission. Lucka Bibic attempted to uncover some of the patch’s secrets from researcher Dr Natalie Artzi from MIT...