A study of ancient stromatolites reveals that ammonium reservoirs in early Earth's oceans, likely influenced by volcanic ...

A spacecraft's sample return capsule was detected entering the Earth's atmosphere using acoustic sensors by a team of ...

Scientists discovered a previously hidden ecosystem - lagoons in Argentina's Puna de Atacama harbors microbial communities, ...

Surprising differences in the two so-called Large Low-Velocity Provinces may risk instability in Earth's protective magnetic ...

From the glaciers in Patagonia to the sand dunes in Namibia, here are 57 gorgeous photos of the last unspoiled places on ...

Scientists have uncovered new information about the Earth's core: it may not be completely solid. Instead, its center may be ...

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long ...

Researchers calculated that creatures large and small rival the landscape reshaping power of half a million major floods each ...

Within the next decade, space agencies plan to bring samples of rock from Mars to Earth for study. Of concern is the ...

The find could hold implications for understanding the origin of life here on Earth.

Sensational "city killer" headlines aside, NASA and the European Space Agency reported the asteroid "has a very small chance" of Earth impact.

YR4 became the highest-rated asteroid predicted to strike Earth, and although predictions for impact have lowered, not enough is being done to track it, says local astronomer.