The clearest and most precise images yet of the universe’s infancy from the Atacama Cosmology Telescope show the first steps ...

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

The final results from the Atacama Cosmology Telescope offer the sharpest, most sensitive view of the early cosmos that ...

The Canadian-built Atacama Cosmology Telescope in the high Chilean desert mountains, which has just given up its final batch ...

The stunning comet C/2024 G3 lights up the sunset sky over Chile's Very Large Telescope in this spectacular photo.

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 ...

New research by the Atacama Cosmology Telescope (ACT) collaboration has produced the clearest images yet of the universe’s ...

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 ...

New insights from the Atacama Cosmology Telescope offer unprecedented images of the universe at 380,000 years old, revealing ...

In February 2025, conditions were just right to catch a "planetary party" above the European Southern Observatory's (ESO) ...

Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA), along with complementary data from the Atacama Pathfinder Experiment (APEX), have discovered a surprisingly large reservoir ...

After thousands of rare Chilean cacti were found in the house of an Italian collector, a years-long trial slowly unravelled ...