Duolingo (DUOL) is down 70% on sentiment, not fundamentals. It is trading at only ~20x NTM EBITDA. Read here for a detailed ...

Several of the researchers I spoke with while reporting this article told me about memorization research that has been ...

The suspects behind attacks are not veteran threat actors – they’re teenagers using Ransomware-as-a-Service tools to inflict ...

Use 'semantic gradients' to turn vocabulary study into a shared thinking activity that explores the subtle differences ...