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  • 黑洞:终极极限HD
    Blackholesstandatthelimitofwhatwecanknow.Toexplorethatedgeofknowledge,theEventHorizonTelescopelinksobservatoriesacrosstheworldtosimulateanearth-sizedinstrument.Withthistooltheteampursuesthefirst-everpictureofablackhole,resultinginanimageseenbybillionsofpeopleinApril2019.Meanwhile,Hawkingandhisteamattacktheblackholepara…