Astronomers studying the remnant SNR 0509-67.5 have finally caught a white dwarf in the act of a rare “double-detonation” supernova, where an initial helium blast on the star’s surface triggers a second, core-shattering explosion.
source https://www.sciencedaily.com/releases/2025/07/250702214141.htm
'Feathered dragon' has some of the longest tail feathers ever found on a
fossil bird
-
Birds have all kinds of fancy decorations for attracting mates—male
peacocks have a fan of feathers accented with shimmering blue eye-spots,
birds of parad...
4 hours ago
No comments:
Post a Comment