3I/ATLAS is only the third object of its kind ever observed, following the interstellar asteroid 1I/ʻOumuamua in 2017 and the interstellar comet 2I/Borisov in 2019.

Archaeologists have unearthed an assemblage of 35 wooden tools -- digging sticks and small, complete, hand-held pointed tools -- at the Early Paleolithic site of Gantangqing in southwestern China.

As part of the CRISTAL (CII Resolved ISM in STar-forming galaxies with ALMA) survey, astronomers peered back to when the Universe was only about one billion years old.

“The subtle differences in cut-mark patterns between Amud and Kebara may reflect local traditions of animal carcass processing,” said Anaëlle Jallon, PhD candidate at the Hebrew University of ...