Even though the term includes the word ‘year’, it refers to how far light travels in that time ... these distances are so large that using miles or kilometers would result in impractically ...

A team of physicists affiliated with multiple institutions in China has measured a pulse of light in 37 dimensions. In their ...

Light pollution is increasing globally, and having a negative impact on wildlife and humans. But the solutions are ...

The Znamya project had the potential to change the world. The BBC's Tomorrow's World reported on an experiment that was ...

The jets can extend far into intergalactic space, even for millions of light-years. The process for many objects started a long time ago, and researchers have found these jets even in the distant ...

A DOGE staffer who resigned over racist posts was rehired by Musk on Friday. Another was reportedly fired from a past job for ...

Galaxies in a quasar state can release powerful jets from their active supermassive black holes. The jets can extend far into ...

"The Loneliest Road in America" sounds foreboding, but I wasn't daunted - but it ended up being a bit more than I bargained ...

SPRING PREVIEW: With sunshine in full supply, temperatures are in the mid 70s across much of Alabama this aftern ...

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

Two victims identified in Flight 445 crash in rural western region of Nome, as rescuers prepare to lift wreck off sea ice ...

Alisha Sullivan has been at the helm of the event for seven of those years as executive director of the Willamette Light Brigade ... Swifts migrate over 5,000 miles each season.