“The presence of liquid water [on Mars] is a broad topic that includes rains, rivers, lakes, as well as oceans,” says Ezat ...

Mars’s gravity shapes ice ages on Earth, new research finds - Red Planet’s gravity plays a significant role in climate cycles ...

Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...

Earth’s ice ages have long been blamed on subtle wobbles in our own orbit, but new research suggests a distant accomplice is ...

A pull in the right direction ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

Bright white rocks spotted by NASA’s Perseverance rover are rewriting what we thought we knew about ancient Mars. These ...

Researchers uncover how Mars affects Earth’s orbit, offering new insight into the planetary forces behind ice ages.

Using images from cameras on Mars orbiters, an international research team has discovered structures on Mars that are very similar to classic river deltas on Earth. These are traces of rivers that ...

Ancient shoreline features hint that water on Mars once formed a vast ocean.

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the extent to which Mars is quietly tugging on Earth's orbit and shaping the ...

For anyone curious about what it's like to stand on another planet, Earth offers a few convincing previews. Mars may be 140 ...