PhoSim simulates the atmosphere, including air turbulence, as well as distortions from the shape of the telescope’s mirrors and the electrical properties of the sensors. The photons are propagated ...

Your blood is also red because of a mixture of iron and oxygen in a molecule called hemoglobin. So in a way, the ancient connection between the planet Mars and blood wasn’t completely wrong. Rust, ...

The annual competition for professional and amateur astrophotographers released its shortlisted images, which capture the ...

The payload Russia's military chose to launch on the Angara A5 is unusual. The rocket deployed its primary passenger, Kosmos ...

Two stellar explosions have created an unprecedented astronomical phenomenon, with both outbursts now visible to the naked eye from Earth simultaneously. This marks the first time in recorded history ...

A mysterious flaming object stunned onlookers as it blazed across the sky over several US states. Captured on dashcam in South Carolina and reported by over 100 people across Georgia, North ...

Scientists are working to understand the curious phenomena of red sprites, green ghosts and blue jets high above ...

NASA is back with its monthly roundup on what to look out for in the skies over the coming weeks. And there’s plenty to enjoy. The planets take center stage this month, with July offering a ...

Beneath a bridge in Brooklyn, in the final days of pride month, LadyLand attendees dressed out and danced to FKA twigs, ...

Amazon Prime Day is back for day three, and we're finding all the best Prime Day deals on celebrity-recommended products.

Switzerland’s Locarno Film Festival has announced its full lineup, which will see Radu Jude, Abdellatif Kechiche and Ben ...

King Charles is set to pledge his allegiance to France in a powerful speech delivered during the state banquet tonight. We've ...