trending topics. They’re essentially a taste of what’s on people’s minds and typically revolve around recent news, television events, buzz generating blog posts and of course, memes.
Not only that, considering that according to their research, a trending topic has an average shelf life of about 11 minutes, there would need to be more than 100 tweets per minute for it to attain the ‘weight’ needed
As popular as Twitter is, as popular as Facebook is, they are both still used by only a fraction of educators, and within that fraction, they only reach the niche audience you have.