WASHINGTON, D.C.—Nature reports that tube-shaped beads found in a 2,000-year-old Native American grave in Illinois were made from shards of the Anoka meteorite, which landed in central Minnesota, more ...
Photograph of two Havana meteoritic metal beads with a 1 cm cube for scale. The bead on the left (7.8 g mass) is cut perpendicular to the central hole, illustrating the extensive alteration of the ...
After being shaken for about a week, thousands of millimetre-sized metal beads arranged themselves into an exotic structure called a quasicrystal – and it was the biggest one yet. The creation also ...
Iron beads from jewelry discovered a century ago in an ancient Egyptian grave came from pieces of meteorites that were hammered and heated into ornaments, two new studies find. Researchers say that ...