#Light

New Nanocrystals could transform everything from cancer treatment to solar cells

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A team of scientists have used nontoxic silicon nanocrystals to convert low-energy photons into high-energy ones. The technique could lead improvements in everything from minimally invasive photodynamic treatments for cancer; to new solar-energy conversion tech; to new approaches to quantum information. A green lower-energy laser light goes through...

The Science behind the Incredible Moment a Colour-Blind Grandpa Sees Colour for the First Time

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Landscaper Noll Staffords family chipped in for the most amazing 66th birthday gift - a pair of glasses that have allowed him to see colourful flowers and plants for the first time How do EnChroma glasses work? The first question we asked when we watched the video...