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An employee of Lenovo introduces the company's technologies at the MWC Barcelona in Spain in February 2019. [Photo provided to China Daily]
An Amtrak passenger train carrying Republican members of the US Congress from Washington to a retreat in West Virginia slammed into a garbage truck on Wednesday in Crozet, Virginia, killing at least one person aboard the truck, authorities said.
An mRNA vaccine carries an mRNA sequence that is coded for a viral-specific antigen. Once delivered into target cells, the antigen will be recognized by the immune system to generate responses to the virus. Compared with traditional vaccines, the development and production cycle of an mRNA vaccine is often shorter.
An exhibition of Russian oil paintings was held at the National Art Museum of China in Beijing on April 13.
An Amazon Alexa rep talks to attendees at CES. (GeekWire Photo / Nat Levy)
