Research by the Atacama Cosmology Telescope collaboration has led to the clearest and most precise images yet of the universe’s infancy, the cosmic microwave background radiation that was visible only ...

Cosmic microwave background data support cosmology’s standard model but retain a mystery about the universe’s expansion rate.

This is the challenge faced by hotels built within Latin America ’s vast desert landscapes. Defined by their extreme aridity and minimal rainfall, deserts are often seen as harsh and inhospitable.