Comet

New AI-powered web browsers such as OpenAI’s ChatGPT Atlas and Perplexity’s Comet are trying to unseat Google Chrome…

Comet C/2025 A6 (Lemmon), a long-period object discovered on January 3, 2025, by the Mount Lemmon Survey in…

Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have detected doubly deuterated water (D2O), or ‘heavy water,’ in…

It was early January 2025 when a faint light spot was observed at the Mt. Lemmon Observatory in…

Comet 3I/Atlas continues to be full of surprises. As well as being only the third interstellar object ever…

You may be familiar with the famous “Wow!” signal. If you’re not familiar with the story, back in…

Perplexity’s Comet AI browser is now free for everyone worldwide. The browser had previously only been available to…

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

Featured in this image from the NASA/ESA Hubble Space Telescope is a lenticular galaxy called NGC 4753 with…

The mysterious comet 3I/ATLAS appears to be extremely large, making it orders of magnitude more massive than two…

The integration between 1Password and Perplexity is more than a product launch—it points to a future where trust,…

After 1I/ʻOumuamua and 2I/Borisov, 3I/ATLAS is the third object and the second comet from outside the Solar System…

The glaring security risks with AI browser agents