Argentina: Buenos Aires hit -1.9°C, its coldest since 1991. Snow fell in Miramar for the first time in 34 years. Maquinchao ...

In the predawn hours of July 1, 2025, a faint streak of light caught the attention of astronomers peering through data from a ...

A polar air mass has brought record low temperatures to Argentina, Chile and Uruguay, causing at least 15 deaths and forcing ...

Temperatures across lower South America have plummeted – falling as low as -15° Celsius or 5° Fahrenheit in some places – as ...

The extraordinary event temporarily shut down equipment at the ALMA Observatory, and the snow reached the telescope's main ...

ALMA's snow day was the result of a "cold core" passing through the country, according to the Chilean Meteorological ...

The Atacama Desert of Chile is largely considered the driest place on Earth, but recently saw the moon-like landscape blanketed in snow. Jared Verdi via Unsplash Nestled between the Andes Mountains ...

Although 11th Airborne Division Soldiers and Paratroopers proudly wear the Arctic Tab, they remain ready to operate in any ...

The 10-year survey is the primary mission of the Vera C. Rubin Observatory, located on a mountaintop at the edge of Chile’s ...

The ALMA radio telescope array in the Atacama Desert temporarily halted operations after a rare snowfall blanketed the base ...