"We thought they were basically all going to be fried because the entire universe turned into a vat of boiling oil." ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

Astronomers discover an 850,000 light-year-long cosmic filament in the early universe, providing insights into large-scale structures from 11.7 billion years ago. This filament, spanning nearly nine ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Not much is known ...

New research suggests that dark energy isn't needed to explain the acceleration in the expansion of the universe — instead ... Continent-size islands deep inside Earth's mantle could be more ...

A NASA telescope was launched into space from California on Tuesday for a mission to explore the origins of the universe and ...

Apple's all-new ultra-thin iPhone 17 Air shares the same dimensions as the iPhone 17 Pro Max, with the only difference being ...