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Black holes stand at the limit of what we can know. To explore that edge of knowledge, the Event Horizon Telescope links observatories across the world to simulate an earth-sized instrument. With this tool the team pursues the first-ever picture of a black hole, resulting in an image seen by billions of people in April 2019. Meanwhile, Hawking and his team attack the black hole...。苍茫的雪域高原，哈尼雪峰默然矗立。它代表着大自然的神秘，伟大。对人类的勇气与智慧提出挑战。为了征服这座冰峰，天鹰登山队曾经付出巨大的代价。。