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"Every spacecraft exploring deep space is steered by navigators here on Earth. Deep Space Atomic Clock will change that by enabling onboard autonomous navigation, or self-driving spacecraft," said mission Deputy Principal Investigator Jill Seubert.

"During torrential down pours the bags can fill very quickly," Kowald said.

"Even Level 1 incidents in China are very rare," Liu said. INES Level 1 generally consists of incidents that breached operating limits at a nuclear facility, while Level 7 is characterized with external release of radioactive material that could have widespread health and environmental effects, such as Chernobyl in 1986 and Fukushima in 2011.

"Economic growth this year matters, but what matters more is how this will affect growth during the next five or 10 years," he said. "We must resist the temptation of seeing recovery as a zero-sum game among countries, with a few winning the race while others fall behind."

"Entering the digital era, all industries and cities will be transformed from business-centric to big data-centric," Zhou said. "On one hand, new types of cyberattacks have evolved with the emerging new digital technologies. On the other hand, data sharing also brings new cybersecurity risks. Thus, we need to continuously revisit our cybersecurity measures."