Antimalaria drugs for possible treatment of coronavirus have not found effective in previous experiments but combining it with dietary supplement zinc sulfate can actually lead to success, research says.
Public health authorities have determined that technology is crucial to apps that will alert people when they have been close to people who have tested positive for the novel coronavirus.
People are buying up gold as an investment, and trying to stave off inflation as the pandemic wreaks havoc on economies.
US president has advocated for the use of hydroxychloroquine to treat Covid-19. Results of a Washington-funded study of the drug, the largest yet, linked the drug with more deaths and showed no benefit against the disease over standard care.
Images by the US space agency Nasa are clear, in February the concentration of nitrogen dioxide (NO2) fell dramatically in Wuhan, China, the epicentre of the Covid-19 pandemic, passing from an indicator that was red/orange to blue.
The spread of Covid-19 is pressuring the human race to look at another global calamity: climate change.
The decision by the First Environmental Court in the nearby city of Antofagasta calls into jeopardy SQM's $400 million plan to expand its lithium carbonate production plant to feed an appetite for the ultralight battery metal.
The business venture offers clean oxygen as the city's air contains tiny and toxic pollutants that penetrate lungs and bloodstreams and cause life-threatening diseases.
Thousands of farmers descend upon Berlin with their tractors in protest over government plans to limit the use of fertilisers and phase out controversial weedkiller, glyphosate.
The Syrian regime has been accused of using chemical weapons, including in an alleged chlorine attack on north-west Syria on May 19. The regime has denied the allegations.
The bronze weapons of famed Terracotta Warriors have remained in pristine, almost perfect shiny condition with sharp blades, even after being buried for two millennia. Scientists have finally solved the mystery after decades of being baffled.
The US Food and Drug Administration is also looking into whether these types of impurities could be found in other classes of drugs, a spokeswoman for the regulator said.
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