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Add Yahoo as a preferred source to see more of our stories on Google. Neptune, long believed to be dark blue, is actually very pale like Uranus, scientists say. They used modern telescopes to ...

Just looking at the deep blue of the sea brings relaxation and deceleration for many. It’s not just the vastness that impresses, but also the color of the water. But why is the sea actually blue?

Researchers from the South China University of Technology, Jihua Laboratory, and Jilin University have developed a new way to make deep-blue OLED (organic light-emitting diode) devices more efficient ...

Steady state and transient emission spectra of deep blue light thermally activated delayed fluorescence molecules (Image by CUI et al.) A research team led by Prof. CUI Linsong from the University of ...