又有陨石靠近我们了By 生抽英国时间周二，一颗航母大小的太空陨石比月球更靠近我们，但专家说无需惊慌。 这颗名为2005YU55的陨石宽约1300英尺宽，将....煎蛋
News & Notes: U. scientists pinpoint meteorite destructionThe Daily PrincetonianBy Daily Princetonian Staff University researchers have discovered new ways to pinpoint the amount of destruction that might be brought by a giant meteorite slamming into the Earth. “We have developed the first model to account for
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