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.
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.
Magnitude 7.1 quake strikes near the town of Ridgecrest with 11 times more force than an apparent foreshock that rattled the same area a day earlier.
Iran has exceeded the upper limit of its low-enriched uranium reserves for the first time after the US withdrew from the accord last year. The UN's atomic watchdog also confirmed the breach in a report.
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.
Last week, Iran notified China, France, Germany, Russia and the UK of its decision to halt some commitments under the 2015 nuclear deal, a year after the US unilaterally withdrew from the accord and re-imposed sanctions.
Astronomers across the globe will hold "six major press conferences" simultaneously on Wednesday to announce the first results of the Event Horizon Telescope (EHT).
South Korea's parliament on Wednesday passed a set of bills to fight air pollution that has blanketed parts of the country in recent years, with one bill designating the problem a ''social disaster''.
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