Using LDIR, O PTIR, Py GC/MS, and SEM, researchers quantified MNPs in 191 brain samples, but experts question the unusually high particle masses and urge methodological validation.

Astronomers using the James Webb Space Telescope have identified XMM-VID1-2075, a massive quiescent galaxy from less than 2 billion years after the Big Bang, that shows no evidence of rotation. Such ...