Planet Earth

Old images from NASA’s Magellan mission may have revealed that Venus, a close analogue to Earth, has volcanic activity.

While most of humanity's terraforming dreams have focused on Mars, a better candidate may be even closer: the Moon.

You’d be surprised at all the things that GPS — the global positioning system that underlies all of modern navigation — can do.

Rewilding organisations in Europe are reintroducing lost species including the Eurasian lynx and Marsican brown bear.

Scientists have pushed the Milky Way's early history back more than 2 billion years: to less than 800 million years after the Big Bang.

By utilizing the ancient orientation of the Earth’s magnetic field, scientists have been able to piece together the history of ancient Judea.

If the black holes that form in our cosmos give birth to baby Universes, perhaps we arose from the formation of a black hole ourselves.

In a remarkable achievement, three new large asteroids have been found in the most elusive place: inside the orbit of Earth.

The length of our day changes slightly over a six-year period. This recent discovery has perplexed scientists for about a decade.

The "upper limit" to the size of our planets is exceeded in other stellar systems, but double Jupiter's radius seems to be the limit.