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Among the many schools or genres of fighting and defense styles that have developed over centuries in China, kung fu is often classified based on the common traits and categorized into sects. The most well-known probably is Shaolin style, one of the first institutionalized Chinese martial arts, with a history more than 1,500 years old.

Amazon’s global real estate chief John Schoettler speaks at MOHAI in Seattle on Wednesday evening. (GeekWire Photo / Taylor Soper)

Amazon’s Jeff Bezos said today at the company’s annual shareholder meeting in Seattle that it added 30 million new customers last year?to bring its total active user base to 244 million.

Amazon’s other huge announcement this quarter, the plan to build a second North American headquarters, will bring another 50,000 jobs to the winning bidder. The announcement solicited 238 bids from cities across the continent, but HQ2’s potential employment represents less than 10 percent of today’s total workforce, and who knows how many people Amazon will employ when it starts building HQ2 in 2019 or when it finishes up eight to 10 years later.

Among the many scientists and doctors in the US and China who have been using online platforms to hold virtual meetings, Fielding recently connected by video with Zhang Wenhong, head of Shanghai's COVID-19 clinical expert team, to exchange experiences.