"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.
Филолог заявил о массовой отмене обращения на «вы» с большой буквы09:36
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Карина Черных (Редактор отдела «Ценности»)