Mecha Comet is a modular, handheld Linux computer with snap-on extensions

This is not a phone. The Comet by Mecha Systems is a modular, Linux-based handheld computer built for hobbyists, engineers, students, artists and roboticists of all kinds. The Comet is a chunky palm-s [...]

When your AI browser becomes your enemy: The Comet security disaster

Remember when browsers were simple? You clicked a link, a page loaded, maybe you filled out a form. Those days feel ancient now that AI browsers like Perplexity's Comet promise to do everything f [...]

Hubble catches rare view of a comet crumbling

NASA and ESA have released new images from the Hubble Space Telescope of a comet breaking up as it exits the solar system, captured as part of study recently published in the journal Icarus. The image [...]

Perplexity has cooked up a new way to pay publishers for their content

Perplexity is launching a new revenue-sharing plan for publishers that will pay them every time its AI assistants use an article to answer a question, The Wall Street Journal reports. Perplexity is la [...]

The Shine 2.0 is a compact wind turbine for your next camping trip

As power gets more dicey, personal energy generation only gets more appealing. Shine’s compact turbine isn’t going to power your house any time soon (though the company’s co-founder told me they [...]

Perplexity's Comet AI browser is now available for iPhones

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 recently- [...]

NASA pauses its lunar Gateway plan, a comet reverses its spin and more science news

The first crewed mission of NASA's Artemis moon program may take off in a matter of days, with a launch window that opens on April 1, and as preparations are underway for that, the space agency i [...]

Perplexity's Comet AI browser is available now for $200 per month

Comet, Perplexity's AI-powered web browser, is available now for people paying for the company's $200 per month Perplexity Max subscription. The company offered the browser in a beta form fo [...]

Perplexity's Comet AI browser is now free for everyone

Perplexity's Comet AI browser is now free for everyone worldwide. The browser had previously only been available to Perplexity Max users at a cost of $200 per month.<br /> The company says [...]