The Delta variant is not the 'final boss' of the pandemic, here's how it can evolve

Post-COVID-19 biology textbooks may put the coronavirus as the best example of Darwin's theory …

The famous space station ISS is about to "run out of time" and a historic opportunity for private space companies

The International Space Station (ISS) started operating in 1998. And since 2020, crews from 19 coun…