Seemingly contradictory materials are trapped together in two glittering diamonds from South Africa, shedding light on how ...

New simulations suggest sub-Neptune planets may be drier than thought, challenging the "water world" hypothesis and reshaping ...

An exoplanet orbiting a dwarf star 124 light-years from Earth made headlines around the world in April 2025. Researchers at ...

Oceans cover three-quarters of the Earth, yet only 20% of the seafloor has yet been mapped. The race to understand these ...

Earth's mantle is a restless, enigmatic engine that powers volcanism, recycles crust, and regulates the long-term evolution ...

Scattered across an abyssal plain known as the Clarion-Clipperton Zone (CCZ) are polymetallic nodules that are a potato-sized ...

A new study challenges the dream of water-rich “Hycean” planets like K2-18b, suggesting that most sub-Neptunes lose their water deep into their interiors during formation. Instead of vast oceans, ...

Read about the difference between a bay and an ocean. Learn definitions, key features, and examples like the Bay of Bengal ...

Are Hycean exoplanets, which are a combination of hydrogen and a potential liquid water ocean, less common than previously hypothesized? This is what a rec | Space ...

In its youth, the dwarf planet Ceres may have brewed a chemical banquet beneath its icy crust.

Around 66 million years ago, the reign of the dinosaurs came to a fiery end. An asteroid about 7 miles (12 kilometers) wide, ...