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Fast radio bursts firing every second? | | Theoretical work indicates at least 1 fast radio burst, or FRB, going off somewhere each second. It contradicts the idea that FRBs might be evidence of an alien technology. | | |
Giant iceberg on the move | | The calving of this iceberg in July reduced the size of Antarctica's Larsen C ice shelf by 12 percent. The berg hung near the coast awhile, but now it's seen drifting. | | |