China just created a superhard material that could challenge diamond in industrial manufacturing. For decades, diamond has been the ultimate cutting material—used in precision tools, aerospace machining, semiconductor production, medical devices, energy technology, and advanced manufacturing. But d
16:41
23:28
50:12
25:05
25:59
10:52
19:04
24:46
23:12
20:16
25:00
22:07
20:54
16:35
42:19
23:28
24:29
26:33
45:59
51:54