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Tiny graphene sheets can start or stop ice crystals growing in water

Tiny graphene sheets can start or stop ice crystals growing in water

18 December 2019

Graphene particles that seed ice formation in water only need to be 8 square nanometres to kick-start the freezing process – any smaller and they can stop ice forming
Light therapy device helps improve some symptoms of dementia

Light therapy device helps improve some symptoms of dementia

17 December 2019

Daytime exposure to bright lights may improve a person’s quality of sleep, and could reduce depressive symptoms and agitation associated with dementia

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