In the bone-dry heights of Chile’s Atacama Desert, scientists have just flipped the switch on a machine that could rewrite the story of the universe. Perched atop the Vera C. Rubin Observatory is the ...

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

The Atacama Desert, the driest place on Earth, has been covered in an unexpected layer of snow. In this area, rain is ...

Tech Now is given rare access to the world's most advanced telescope with the largest digital camera ever built.

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 ...

Record low temperatures were recorded as far south as Chile's Atacama Desert, where snow fell for the first time in a decade, ...

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 ...

When science organizations in the United States, Europe, and Japan dreamed up a new, ultra-powerful millimeter and ...

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 ...