Today’s Topic Is About Duration of a PandemicWhen a contagious disease has the ability to affect most people in most are

Today’s Topic Is About the Gene Analysis on People’s AncestorsAfter the micro-research on genes after the 1950s, especia

My First Post about Newly Learned Knowledge through TOEFLToday’s listening lecture is about one of Saturn’s moons, Titan

Today’s Topic Is About the Symbolism of FlagsHuman beings, by instinct, like the sense of belongings. And in history, fl

Today’s Topic Is About Competitions among tech companies in China and United StatesAlong with the trade war, there are o

Today’s Topic Is About Voting SystemsWhen people talk about democracy, they think of voting. At first glance, voting see

As the Associated Press just announced Biden winning the election in 2020, the whole election thing is kind of settled d

This is my first post about economics. I think one of the most significant ideas in economics is the idea of “marginal”.

Today’s Topic Is About Shared Data to the Tech CompaniesWhen we use an app or browse a website, there are always request