An exoskeleton suit helps paralyzed people walk again by fitting around the hips and legs to assist movement. New models are light, adjustable, and battery-powered to last up to 8 hours. Researchers are working to develop versions controlled by thought to restore mobility. Artificial intelligence is also improving security systems by detecting abnormal activity and potential threats in video footage. The connected home is a new frontier as smart appliances automate tasks and order goods based on household needs.