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First Person Gets a Vaccine – level 3
14-12-2020 07:00
90-year-old Margaret Keenan is the first person in the...World’s Biggest Reactor – level 2
04-08-2020 07:00
Scientists began to build the world’s largest nuclear reactor....World’s Biggest Reactor – level 3
04-08-2020 07:00
The world’s largest nuclear fusion reactor began its five-year...The Internet Satellites – level 1
18-06-2020 07:00
Elon Musk’s company, SpaceX, sends satellites into space. Satellites...The Internet Satellites – level 2
18-06-2020 07:00
This week, Elon Musk’s company, SpaceX, launched a rocket...