In the 1970s, Stephen Hawking told us that a black hole, even though you think it's black, it actually emits radiation when you take into account quantum mechanics.
Di tahun 1970-an, Stephen Hawking mengatakan bahwa lubang hitam, walaupun Anda berpikir itu hitam, sebenarnya memancarkan radiasi, jika Anda memperhitungkan kuantum mekanik.