Amazon’s order to halt Perplexity's AI-powered web browser Comet marks the first major clash over shopping agents.

Amazon accuses Perplexity of using shady tactics with its Comet browser. Perplexity says Amazon is a bully that's trying to ...

Astronomers have recently detected mysterious radio signals emanating from the ancient comet 12P/Pons-Brooks, capturing the ...

Amazon has sent a cease-and-desist letter to Perplexity that demands that the AI startup prevents its Comet browser from ...

Perplexity AI said on Tuesday it has received a legal threat from Amazon.com demanding that the startup block the AI agent on ...

Usually, sunlight makes cometary gases glow green from diatomic carbon (C2) or blue from ionized carbon monoxide (CO+). With ...

A Harvard astrophysicist who believes the Manhattan-sized comet hurtling towards Earth could possibly be fueled by alien ...

Perihelion is the point on an orbital course that brings a body closest to the sun. C/2025 K1 (ATLAS) is an Oort cloud comet ...

An astronomer has snapped comet 3I/ATLAS using the Lowell Observatory's powerful Discovery Telescope, as well as his own ...

Comet 3I/ATLAS, which made a close approach to the sun, has prompted lots of public interest. Kim Kardashian asked NASA's ...

Interstellar invader Comet 3I/ATLAS is still full of surprises — an unexpected brightening has scientists baffled ...