Perplexity makes its $200 AI browser Comet free worldwide, challenges Chrome, and launches Comet Plus with major publishers ...

For millions of years, a fragment of ice and dust drifted between the stars—like a sealed bottle cast into the cosmic ocean.

The interstellar comet 3I/ATLAS does not come from our corner of the Milky Way, and may be a time capsule of the early galaxy ...

Every once in a while, our solar system receives a fleeting visitor from the depths of our galaxy. On July 1, 2025, NASA’s ...

NASA’s Perseverance rover has been exploring the surface of Mars for evidence of ancient microbial life since 2021, but it’s also pulling off a few other tricks … like photographing interstellar ...

Perplexity's AI browser Comet is now free to download for anyone who wants AI to be omnipresent as they navigate the internet ...

Comet C/2025 A6 (Lemmon) is just weeks away from a close approach to Earth that could make it visible to the naked eye in the ...

Harvard researcher Avi Loeb says comet 3I/ATLAS weighs 33 billion tons and spans 3.1 miles, making it far larger than ...

NASA's Perseverance Mars rover may have captured an image of interstellar comet 3I/ATLAS streaking across the sky above the ...

After launching earlier this year for users on the company’s $200-per-month plan, Perplexity’s AI browser is now free for ...

The comet will continue to brighten after that, likely reaching its brightest around October 31 or November 1, at which point ...

AI search startup Perplexity is making its new Comet browser available to everyone in the world for free as it works to ...