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An illustration from NASA shows a comparison of the planets in Earth's solar system and those orbiting the star Kepler-90. NASA/ASSOCIATED PRESS
An effective antitrust policy is especially crucial at a time that large online companies are coming to dominate many sectors of the economy. In the last 20 years, the rise of tech giants has further exacerbated the monopolistic nature of the American economy.
An intelligent robot dances at the third World Intelligence Congress in Tianjin, on May 16, 2019. [Photo/VCG]
An employee works at a water meter factory in Lianyungang, Jiangsu province. [Photo by Wang Chun/For China Daily]
An oddly-shaped, fist-sized black ball displayed at a nearby stand also grabbed Jiang's attention. It was solid fuel made of household waste, used for boiler heating and thermal power generation.
