When a massive star dies, astronomers expect a familiar chemical script: hydrogen and helium on the outside, heavier elements ...
A novel "X-arithmetic" technique reveals how black holes shape the universe's largest structures.
'For we have grown into union with Christ through a death like His, we shall also be united with Him in the resurrection....If, then, we have died with Christ, we believe that we shall live with Him..
NASA’s Chandra Observatory has produced vivid, energy-segmented X-ray maps of galaxy clusters, revealing shock waves, cooling ...