“This does not mean that she died of Covid complications, but simply that she tested positive for it,” Mandela said during the Wednesday broadcast. “Several other tests were done and those tests will give us more information about what might have led to her premature death.” He said the family …

It is not often that one hears the word “pandemic” and “inspired” in the same sentence. But the director of the US National Institutes of Health, Dr. Francis Collins, says that despite all the suffering and grief that COVID-19 has caused around the world, he has at least witnessed a …

Flip of light-driven alkene geometry. Credit: Ryan Gilmour They occur in nature, are reactive, and play a role in many biological processes: polyenes. Not surprisingly, chemists have long been interested in the efficient construction of these compounds, especially in order to use them in future biomedical applications. However, these designs …

Twitch has stepped in to stop the US Army using fake rewards on its esports channel to redirect viewers to the Army’s recruitment pages. The practice was brought to light by a report by The nation on the use of electronic sports as a recruitment tool by the United States …

WARSAW – Supporters of the Warsaw mayor, along with dozens of Polish voters and human rights groups, rushed on Thursday to present legal challenges to the validity of Sunday’s presidential election, which narrowly lost to the incumbent, President Andrzej Duda . The rush to file complaints was the result of …