universestik on Instagram: "🔊 The “sound” of the Big Bang wasn’t a boom — it was a whisper frozen in space. The Big Bang didn’t explode like a bomb. It expanded everywhere at once. In the early universe, space was hot and dense, filled with plasma. Pressure waves moved through it — real sound waves vibrating matter itself. As the universe expanded and cooled, those vibrations stretched and faded. Their imprint remains today as the Cosmic Microwave Background — a faint echo of the early universe

@kdrama_cosmos_ on Instagram: "They're worried about Minkyung's feelings. . . . . . . . . . Transit love season 4"