The IBM Watson AI XPRIZE, a competition that aims to improve human collaboration with artificial intelligence to solve global challenges, announced 10 semifinalists for everything from robotic trash cans to AI for fighting malaria.

IBM and University of California San Diego have launched a joint research project to combine technology, artificial intelligence and life science knowledge to improve quality of life for aging populations. The partnership is part of IBM’s Cognitive Horizons Network — a group of universities working with the company to implement AI — and aims to…