Professors Charles News Today

Go behind the mission to get a new mothball-fueled satellite thruster to space.

Fact-check: Will poor countries miss out on COVID-19 vaccinations? The internet is rife with claims that affluent countries have enough doses to vaccinate their populations up to three times, but it might not be that simple. DW takes a look at some of the assertions. When will the vaccines arrive in poorer areas like this favela in Rio de Janeiro? Nine out of 10 people in poor countries are unlikely to receive a COVID-19 vaccine next year as the world’s richest nations snap up a majority of ...