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The United Nations estimates the global population may hit 9.7 billion in 2050 from the present 7.7 billion. However, a wide discrepancy among subregions is apparent across the world.

The US Federal Aviation Administration met with aviation experts from major countries in Seattle on Monday to review the original certification of Boeing's 737 MAX jetliner, grounded worldwide following two crashes that killed a total of 346 people.

The US head office of TikTok is shown in Culver City, California, US, on Sept 15, 2020. [Photo/Agencies]

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The US government has repeatedly accused China of trying to depreciate the yuan to facilitate its exports. Such an accusation is a "total rubbish", Yu said.

The United States saw its largest trade deficit in nine years in 2017, jumping 12.1 percent to 6 billion.

The US-led coalition said the location was close to where another "pro-regime" drone, which intelligence sources had also identified as Iranian, was shot down on June 8 after dropping bombs near coalition forces.

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The US government is extending a temporary license that will allow US companies to continue doing business with Chinese tech giant Huawei Technologies Co for another 45 days.

The US military's UH-1 heavy-lift transport helicopter made the landing just 100 meters away from a residential house, renewing concerns and anger among locals in Okinawa about the safety of US military hardware following numerous incidents of mishaps and accidents recently.

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The UQ study included a review on the three clinical studies on salivary diagnostics that were available at the time it was prepared. It outlines the potential mechanism saliva uses to transmit the virus, and how saliva is a readily accessible diagnostic tool for detecting the virus's presence.

The United States, Brazil and some other countries have recognized Guaido's presidency, with US President Donald Trump warning that "all options are on the table." Maduro, in response, announced the severing of "diplomatic and political" ties with the United States.