"Launching radioactive material through the Earth's atmosphere brings safety concerns. You have to have a special license to do that, but it is not insurmountable," says Dr Simeon Barber, planetary science specialist at the Open University.
圖像來源，AFP via Getty Images
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Dean du Plessis could tell Zimbabwean cricket had turned a corner by the noise of the crowd. The veteran broadcaster, who was born blind, has forged a remarkable career as a commentator by distinguishing the game’s almost imperceptible audio shifts. He can tell a slower ball has been bowled by the fractional delay before ball meets bat. He can tell if a batter has pressed forward or back by the scratch of spikes against the hard pitch. And, in 2018, he could tell the sport he loved would never be the same again.
春节，东坝汤家村的马灯表演队最为忙碌。省级非物质文化遗产代表性传承人汤春山，是村里第五代大马灯传承人，近40年来一直致力于传承弘扬这一民间艺术。“马灯是乡亲共同保护好的文化遗产。马灯的传承，少了谁都不行。”他一边为娃娃扮相儿，一边讲解。东坝大马灯表演讲究人马合一。每匹竹马由前马首与后马身共同驾驭，前者戴竹编马头面具，后者屈身紧抓前者腰带，通过“左步起、右步跟”的步伐模拟真马动态，行内有着“演马人要先观真马三日，记其鬃毛颤动频率，再练马步百日，方能人马合一”的说法。
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Фото: Владимир Вяткин / РИА Новости