An asteroid hurtles toward Earth in an artist's rendering. Illustration by Detlev van Ravenswaay, Astrofoto, Peter Arnold Images, PhotolibraryFrom National Review:
Pieces of a giant asteroid or comet that broke apart over Earth may have crashed off Australia about 1,500 years ago, says a scientist who has found evidence of the possible impact craters.
Satellite measurements of the Gulf of Carpentaria (see map) revealed tiny changes in sea level that are signs of impact craters on the seabed below, according to new research by marine geophysicist Dallas Abbott.
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