IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. The 5071A Cesium Primary Frequency ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Polished aluminum body consisting of ...

Atomic and molecular physics it the study of the properties, dynamics and interactions of the basic (but not fundamental) building blocks of matter. A crucial component of this is understanding the ...

我们吃的东西正在发生改变，新鲜、天然的食物正在被便宜、高度加工的三餐所取代。这种改变增加了人们患上多种慢性疾病的风险，包括肥胖和抑郁症。国际专家认为，我们需要采取行动减少全世界饮食中的超加工食品，因为这些食品对我们的健康构成了威胁。

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Whale sharks: Atomic tests solve age puzzle of world's largest fish 鲸鲨：原子能试验解开世界上最大鱼类的年龄之谜 Episode 200427 / 27 Apr 2020 How long can these massive sea creatures live? Blood test 'can check for more ...

The 1945 Trinity test produced heat 10,000 times greater than the surface of the sun and spread fallout across the country. Tina Cordova and her mother, Rosalie, relax at Bonito Lake, New Mexico, in ...

Three years later, Prashanth says Stack Overflow is now very comfortable primarily as an enterprise SaaS business, which provides AI-based solutions that are tailored to different companies’ internal ...

In 1942, the Manhattan Project needed to create a chain reaction—a crucial step toward proving that it would be possible to make an atomic bomb. The scientists achieved this sustained nuclear reaction ...

The IAEA Milestones Approach enables a sound development process for a nuclear power programme. It is a phased comprehensive method to assist countries that are considering or planning their first ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...