Astronomers have discovered a extraordinary celestial construction site hiding behind a natural magnifying glass in space and what they've found is unlike anything seen before. A cluster of at least 11 galaxies, all building stars at a ferocious rate in the e…
Imagine trying to study the foundations of an ancient city while it's still being built. The noise is deafening, the dust is everywhere, and the whole place is barely visible through the haze. That i… [+3124 chars]
