The 80s witnessed many remarkable scientific breakthroughs, from the launch of the first Space Shuttle to an artificial heart ...

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It’s cold at 18,000 feet in elevation soaring over the red Utah desert. But the cold isn’t what makes me shiver – it’s the ...

Three years ago, ChatGPT marked the beginning of the generative AI era – artificial intelligence that could hold natural, real-time conversations. Over time, it grew more versatile, learning to ...

Any caliber can be lethal with ideal shot placement. The truism is echoed in gun stores, on shooting ranges, and throughout the internet forums. However, as hundreds of thousands of ballistic tests ...

The plant’s 250-megawatt capacity will be enough to supply the needs of Hatta residents and contribute surplus power to the ...

Carry a .25 if it feels good to you, but never load it. Late Lt. Col. Jeff Cooper's tongue-in-cheek counsel still resonates in discussions on defensive caliber. At the high-stakes game of ...

研究组展示了银河系中子星X射线双星GX 13+1的XRISM Resolve光谱，它揭示了吸收线中有史以来最密集的风之一。这种康普顿厚星风显著衰减了通量，使其看起来很黯淡，尽管其本征亮度上比平常更亮（L > LEdd）。然而，这种风极其缓慢，与由内盘辐射压力驱动的爱丁顿风的预测相比，更符合由外盘X射线照射引发的热辐射风的模型预测。