The difference between how light behaves on Earth and how it travels in the emptiness of space, explains the beautiful blue skies and the vast darkness of space. Why is the sky blue in colour?

Michelle Mehta looks into the research about the usefulness of blue light filtering lenses. Blue light blocking filters have, for some time now, been a significant topic of conversation within the ...

Cities and towns across Aotearoa will join a global initiative this Friday, illuminating landmarks in blue for World Parkinson’s Day on April 11th. The effort is part of the international ‘Spark the ...

More than 90 aircrafts from 15 NATO members took part in the alliance’s largest air exercise of the year, on March 28, in and around Leeuwarden Air Base in the Netherlands, Reuters reports.

The actor struck a pose on the red carpet, wearing a gray suit with a bright blue Duke T-shirt underneath — a not-so-subtle nod to his character Timothy Ratliff’s signature ensemble throughout ...

A RUSSIAN company has revealed a plot to turn the sky into the world's biggest advertisement ... wants stargazers to be met with laser-light billboards when they look up at night.

While the meteors appear to radiate from the constellation Lyra, they can streak across any part of the sky. Some Lyrids are known for leaving ... the annual meteor shower returns with a light show ...

If you live in a rural location with no light pollution to interfere ... as a tiny white speck plainly evident against the blue daytime sky. An illustration of Venus as it will appear on April ...

April 3 (UPI) --With patches of blue sky peeking through a mostly overcast sky, SpaceX launched 27 Starlink Internet satellites into low-Earth orbit aboard a Falcon 9 rocket from Vandenberg Space ...