X-ray experiments at Berkeley Lab played a key role in resolving the origin of rare, odd meteorites that have puzzled scientists since their discovery a half-century ago. Known as type IIE iron meteorites, they appear to originate from a parent body that features both melted and unmelted parts. https://newscenter.lbl.gov/2020/07/27/x-rays-recount-origin-of-oddball-meteorites/