NASA's Perseverance rover on Mars has collected its 24th sample of Jezero Crater. The 'Comet Geyser' sample is "great for ...

An incredibly reassuring feature is that Perplexity never completes the process without checking first. In other words, even ...

"It could represent some of the oldest and most pristine water ever observed, formed in another planetary system and ...

"The consequences, should the hypothesis turn out to be correct, could potentially be dire for humanity," said Avi Loeb.

The issue concerns sunlight reflecting off the satellites’ surfaces. SpaceX has attempted to reduce the brightness of the ...

Miguel Claro took one last look at the comet as it bid farewell to Earth for the next 80,000 years. Miguel Claro is a ...

On July 1, astronomers spotted an unusual high-speed object zooming towards the sun. Dubbed 3I/ATLAS, the surprising space ...

Perplexity Comet isn't the first AI-powered web browser to arrive. That honor goes to Dia, but thanks to the popularity of ...

For one, it replaces Google Search results with its Perplexity AI “answer engine,” which appears in your browser window when ...

Comet C/1999 S4 (LINEAR) was discovered by the LINEAR project in September 1999 and exhibited unusual behavior. Observations by the Hubble Space Telescope in July 2000 revealed a significant crustal ...