To the naked eye it looked white, but my Nikon D750 camera revealed the beautiful blue colour ... Subaru Telescope and grew from a small dot into a spiral, which gradually expanded and faded.

participants still thought there were equal numbers of blue and purple dots MOST humans develop colour vision by the time they are five months old - but it turns out our perception might not be as ...

Even the humble light bulb is unlikely to escape their revolutionary clutches. Quantum dots emit one specific color when light goes through them. The color can be finely tuned and is determined by ...

This suggests that their concept of the colour blue had expanded to also include shades of purple. Interestingly, even when the researchers warned the participants that blue dots would become rare ...

Researchers at Harvard University and other institutions showed participants 1000 dots ranging in color from very blue to very purple, and asked them to sort the dots into either category.

The technique lets them put rows of different-colored dots next to each other, a crucial step in the development of color quantum-dot displays, which promise to be thinner, more flexible ...

In the two squares displayed below, the one on the left is colored using the same color from the blue spiral, and on the right using the green spiral. Like I said, incredible! For pedantry sake ...

A large, bright blue spiral spotted over Europe on Monday night sparked chatter on social media about what might have caused the mysterious vortex. Videos posted on X showed a blue orb in the ...

A mysterious spiraling blue light illuminated the night skies ... the sky in what many social media commentators likened to a spiral galaxy. The full video at normal speed lasts for about six ...