Two ESA spacecraft, Hera and Europa Clipper, are poised to fly through the long tail of interstellar comet 3I/ATLAS, a new paper finds.

Comet 3I/ATLAS is warming up as it approaches the sun, causing a jet to emerge. The jet is visible in a dramatic new image.

New images captured by NASA, which have not yet been released yet, show the changing tail of 3I/Atlas. The comet is currently hidden behind the sun and will not be seen by Earth-based telescopes. NBC News' Gadi Schwartz talks to Harvard Professor Avi Loeb about the latest developments.

Over on the site formerly known as Twitter, an ethical hacker who goes by Pliny the Liberator has discovered a concerning vulnerability in Atlas. According to the hacker, the browser is susceptible to a type of attack known as clipboard injection. The hacker also shared a video showing proof of the vulnerability.

Atlas debuts as Silicon Valley races to use generative AI to reshape how people experience the internet. Google has also announced a plethora of AI features for its popular Chrome browser, including a “sparkle” button that launches its Gemini chatbot. Chrome remains the most used browser worldwide.

UN launches a global planetary-defence campaign as interstellar comet 3I/ATLAS speeds past Earth, sparking both scientific curiosity and international cooperation—though NASA insists there is no threat.

OpenAI's new AI browser ChatGPT Atlas can mimic human clicks, potentially inflating ad costs and distorting website analytics.

The Volkswagen Atlas Cross Sport is a stylish and sophisticated midsize 2-row SUV with many standard features and a spacious interior.