Best ever map of early universe is double-edged sword for cosmologists🌌 New data from the Atacama Cosmology Telescope (ACT) has given us our latest and best ever map of the early universe which is five times more detailed than anything we have had before. The map shows the cosmic microwave background (CMB), a faint remnant radiation from the early stages of the universe. It began as the earliest light just 380,000 years after the big bang, but billions of years of the universe expanding have sh