The paper is published in the journal Proceedings of the National Academy of Sciences. Anion–π interactions are non-covalent bonds formed between negatively charged molecules (anions ...

近十年来，快递业务量经历了从“年均百亿”到“月均百亿”的飞速增长。然而，海量包裹的背后也带来了不容忽视的环境问题。快递包装过度依赖一次性材料，如塑料泡沫箱和大量塑封胶带的使用，不仅造成了资源的极大浪费，还产生了难以降解的包装垃圾，对环境构成了严重威胁 ...

She is published in the Journal of the American Veterinary Association. The best cat litter boxes come in a variety of designs, from basic high-sided pans to technologically advanced self-cleaning ...

每年3月14日的圆周率日庆祝π=3.14，但它险些变成6.28或1.57。历史与巧合交织，揭示数学常量的曲折命运。 你能想象吗？我们每年3月14日欢庆的圆周率日，纪念那个神秘的π=3.14，差点就不是这个数字。π不仅是个普适常数，甚至在几何规则不同的宇宙中，那些好奇 ...

Perkins American Food Co.: Perkins is offering a "sweet deal" on Pi Day March 14. Present this coupon at participating ...

Q: Is Jail Flop or Hit? A: The performance of Jail was Flop. Q: What is the overall Box Office Collection of Jail? A:Jail collected ₹10.1 cr. at the worldwide box office. In India, it collected ...

Here’s how it works. Mattresses in a box have made it easier than ever for sleepers to find a bed just right for your sleep style. Boxed beds have been flattened and rolled but once they’re ...

As we celebrate the mathematical constant π on this special Pi Day, there's no better way to indulge in the festivities than with a delectable array of pies. From classic favorites to inventive ...

To round out the rest of the recommendations, I asked jewelry designers, fellow collectors, and professional organizers about the jewelry boxes, catchalls, and stands they use and tried some of ...