Alzheimer's Society's flagship Drug Discovery programme is a new approach to developing treatments for dementia. To explain how the programme works the Alzheimer's Society have created a short Drug Discovery video.
Drug Discovery Programme - Alzheimer's Society Dementia Research
Aerogels are the world's lightest (least dense) solids. They are also excellent thermal insulators and have been used in numerous Mars missions and the Stardust comet particle-return mission. The focus of this video is silica aerogels, though graphene aerogels are now technically the lightest.