Space-Grown Crystals Offer Clarity on Parkinson's Disease

Parkinson's disease affects more than 5 million people on Earth. Research on the International Space Station could provide insight into this chronic neurodegenerative disease and help scientists find ways to treat and prevent it. In this video, NASA astronaut Serena Auñon-Chancellor narrates as European Space Agency (ESA) astronaut Alexander Gerst uses a microscope to examine and photograph the LRRK2 crystals.