HealthUS plan to cut smoking with non-addictive cigarettes has flaws A bold proposal in the US to cut cigarette nicotine to sub-addictive levels is interesting, but there are big challenges to making it work, says Linda Bauld Comment
TechnologyRobot physical therapist helps people walk again after a stroke A robotic harness controlled by a neural network can adjust a person’s balance and muscle activity to help them walk normally after a spinal injury or stroke ¿ìè¶ÌÊÓÆµ