Several of the Earth’s systems are changing faster than predicted as global temperatures rise, scientists say.

Ancient rocks in Sweden are acting like a “rock clock,” helping scientists finally pin down when major Cambrian climate changes happened.

Compounds that are used to make plastics and personal-care products were found in all types of marine environment, a meta-analysis shows.

The history of Earth is written on the great tablets of tectonic plates. The motions of plates shaped land masses, formed ...

Magnetic crystals provide the earliest evidence yet of the plate tectonics that likely made Earth habitable, pushing its start back by 140 million years.

Scientists have found the oldest direct evidence for tectonic motion on Earth by more than half a billion years ...

The Gulf of Panama’s seasonal upwelling failed in 2025 for the first time in at least 40 years, breaking a long-standing ocean pattern.

From freshwater providers to cultural touchstones, a look at the many changing identities of glaciers.