Magnetic rocks with iron oxide concentrations act as natural chroniclers of Earth's past continental movements. Using small samples of rocks, scientists can isolate magnetic grains that were frozen in ...

Ancient DNA reveals how farming accelerated human evolution, driving genetic changes over the past 10,000 years.

Photosynthetic bacteria helped shape planet Earth. Among them are cyanobacteria that produced the oxygen in the atmosphere ...

A new study has found that most rare earth deposits – sources of metals essential for electronics and clean energy ...

A new map of the cosmos, including more than 47 million galaxies and other cosmic objects, represents one of the most ...

There is strong scientific consensus surrounding this story and it is informed by multiple converging lines of evidence.

A new study suggests a proto–Colorado River filled a large basin before spilling westward to set the Grand Canyon’s modern ...