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NASA captured a surreal “double rainbow” stretching 300 miles beside rare cloud vortices over Mexico, two striking atmospheric phenomena in one frame.

Welcome back to another general science quiz! This 28-question challenge pulls from physics, biology, chemistry, and Earth science to test both your memory and your reasoning skills. Some questions ...

Optical methods are experimental and analytical techniques that exploit the interaction of electromagnetic radiation in the ultraviolet, visible, or infrared ranges with matter to probe, manipulate, ...

You're missing one Last Altar of Reflection when looking at your progress menu and can't find it anywhere You've purchased all of Isaburo's maps and your helpful ...

As the number of wireless applications and devices grows, higher standards for the quality of service and navigation performance of mobile networks are required. Numerous critical applications, ...

BRYAN, Texas (KBTX) - In the midst of a foggy Thursday morning, an arc of white stretched above the horizon, catching the eye of many across the Brazos Valley. While similar to a rainbow, this ...

The formation of a rainbow requires the observer to be between the sun and falling rain, with the rain in front and the sun behind. Sunlight passes from behind the observer, refracts as it enters each ...

Reflection AI, a startup founded just last year by two former Google DeepMind researchers, has raised $2 billion at an $8 billion valuation, a whopping 15x leap from its $545 million valuation just ...

Reflection AI, a startup launched earlier this year, has quickly surpassed unicorn status. Rifky Nur Setyadi for Unsplash+ At the start of the year, Chinese A.I. startup DeepSeek jolted Silicon Valley ...

The big fund-raising round was the latest sign of investor fervor for artificial intelligence companies despite concerns that the boom is overheated. By Michael J. de la Merced For much of the past ...

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