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Every summer, 8th grader Ethan Zhang travels to China to visit with his grandparents, and this past summer was no different.

Workers who handle graphene as a dry powder can be exposed to airborne concentrations far above any proposed safety benchmark ...

Introduction Osteoarthritis is the second most prevalent musculoskeletal disorder and mostly affects hip and knee joints. Movement behaviours have been associated with the incidence of osteoarthritis.