В Иране назвали позорный поступок США и Израиля02:02
Helium is used to pressurize tanks and help push fuel into the engines. Without proper helium flow, the rocket cannot safely fly. Because the upper stage is hard to reach at the launchpad, NASA rolled the stacked rocket back into the Vehicle Assembly Building, the sky-scraping hangar where it was originally put together.
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Филолог заявил о массовой отмене обращения на «вы» с большой буквы09:36
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[그림책 속 그림 읽기]다 끝난듯 했는데 생각지않았던 일이… ‘엄마의 여행가방’