Over the past decades, engineers have introduced numerous technologies that rely on light and its underlying characteristics. These include photonic and quantum systems that could advance imaging, ...

转调是一项很重要的进阶作曲技巧。十七世纪古典时期开始，转调已经被运用在乐章里，当中经常会有一次或以上的转调。直到近代流行音乐，转调也常被作曲人使用来加强音乐气氛，或在间奏进行转调从而增加作品的趣味性，以下我会浅谈转调的关键。

Data wonks, rejoice! Pivot tables now automatically refresh themselves in a new beta version of Microsoft Excel. You might expect that pivot tables—which can be used to summarize rows and columns of ...

Pivot Interactives by Discovery Education is a science resource designed to help teachers and students use real experiences to learn in an active and engaging way. While physical world experiments are ...

Two and a half years into his tenure as Teva’s CEO, Richard Francis is breaking down the strategy that’s powered the company through nine consecutive quarters of growth. On this week’s episode of "The ...

Have you ever felt like your Excel skills hit a ceiling, no matter how many pivot tables you create? You’re not alone. While standard pivot tables are a reliable tool for summarizing data, they often ...

A good song is the sum of its parts, but that doesn’t necessarily mean a song’s quality comes down to how much instrumentation is packed into it. These four famous songs in country and rock prove that ...

↑ This analysis does not include counties in Alaska and certain independent cities due to variations in vote total reporting.