Visual Spirits on Instagram: "While filming the frozen depths of an Arctic ice hole, a man accidentally captured a breathtaking moment as a curious seal surfaced for air. The peaceful scene, surrounded by silence and ice, offered a rare glimpse of life beneath the tundra. It quickly spread online, captivating viewers around the world. : polarview7"

Interesting Engineering on Instagram: "Neatest edge you've seen. : @alwayssunnyfilm"

Why are manhole covers round #science #popularvideo #fyp #usa_tiktok | Science

Knowledge Matrix on Instagram: "called ring rolling. A solid steel block is first heated until it is red hot. A hole is pierced at the center to form a donut shape. This hot piece is placed on a rolling machine where rollers press and stretch it in a circular motion. The hole expands and the outer diameter grows until the ring reaches the required size. After rolling the ring goes through heat treatment for strength then machining and finishing for accurate shape and smooth surface. This process