In images widely being circulated on social media, students of Beijing’s Tsinghua University can be seen holding sheets on which is written one of the Friedmann equations. Tsinghua University is a ...

Add Yahoo as a preferred source to see more of our stories on Google. Physics equations, blank white sheets of paper, alpacas — these are just some of the symbols protesters in China are using to show ...

Often one item is symbolic of an entire protest movement. In China, it is holding up a blank piece of paper as people take to the streets to protest the government's ongoing zero-COVID measures. Over ...

What's needed to determine the shape and geometry of our universe? We know the universe will continue to expand forever, so now we can begin to complete the first Friedmann equation, and determine the ...