Comet combines the web browser experience with an AI chatbot, and Perplexity works with AI models from OpenAI, Anthropic, and more. Perplexity brought Comet to iPhone back in March after first ...

Using the Atacama Large Millimeter/submillimeter Array (ALMA), scientists have discovered that the interstellar invader comet 3I/ATLAS formed in a much colder region of the Milky Way than our solar ...

For the first time, a comet may have been caught flipping its spin. Sometime between April and December 2017, comet 41P/Tuttle-Giacobini-Kresák apparently started twirling in the opposite direction, ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. A new comet barreling toward the sun could turn out to be a truly ‘Great Comet’ in April — ...

Astronomers caught a comet in the act of reversing its spin. Using NASA’s Hubble Space Telescope, scientists noticed the never-before-seen behavior of Comet 41P/Tuttle-Giacobini-Kresák (41P to its ...

John Noonan at Auburn University in Alabama and his colleagues had planned to observe a different comet with the Hubble Space Telescope, but limitations to the spacecraft’s ability to turn quickly ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. Help is now at hand. Microsoft has suddenly released an emergency update, after its latest ...

Perplexity today expanded its Comet browser to iOS, making its AI Comet Assistant available to iPhone users. The Comet browser for iOS has many of the same features as the Comet browser for the ...

Perplexity's Comet AI browser is now available as a standalone app for iPhone users. The tool initially debuted last summer on PCs, but cost $200 a month. The new app is free, as is the ...

Interstellar Comet 3I/ATLAS is the gift that keeps on giving. A snapshot of space that lies beyond the solar system, it brings clues to our understanding of other stars, other worlds and the galaxy we ...

Comet 3I/Atlas is now heading out of the solar system and into interstellar space, but scientists are still analyzing the data it left behind as it passed through our cosmic neighborhood. A new study, ...