However, FCEVs use hydrogen fuel cells to produce some of the electricity needed to power the vehicle, instead of just relying on a battery. Their efficacy is still being debated. Elon Musk ...

After OpenAI, Perplexity AI is joining the "deep research" bandwagon. And it's doing it in a fairly interesting way. Following in the footsteps of DeepSeek's "reasoning" model, Perplexity is the ...

The antimatter counterpart to the simplest atom, hydrogen, is a neutral antihydrogen atom, which consists of a positively charged positron orbiting a negatively charged antiproton. In 1995, physicists ...

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Add richness and royalty to your style. Purple is the colour of richness, and has long been associated with exotic items and royal significance. It also represents creativity, peace of mind, and ...

The sun will begin to die in about 5 billion years when it runs out of hydrogen. We asked physicist Frederick C. Bruhweiler a few frequently asked questions about the death of the sun and what it ...

But Zwaan’s team focused on “serpentization,” where water interacts with iron-rich rocks from the Earth’s mantle to produce hydrogen. These rocks are normally deep within the Earth where ...

During the demo, Ba also announced that X was adding a new "Deep Search” tool as a "next generation search engine" powered by Grok. The product, he said, is one that "not just helps the ...

On Thursday, the company announced that it was making its new Deep Research tool free to use. The new tool is capable of performing dozens of searches, reads hundreds of sources, and reasons through ...

TotalEnergies SE and Air Liquide SA plan a €600 million ($628 million) joint venture to produce green hydrogen for the French oil giant’s refinery in the Netherlands, along with a supply deal ...

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That's certainly what Perplexity is aiming for with its new Deep Research feature, which is available on all its tiers, both free and paid-for. Despite the name, it's worth noting that the Deep ...