Volcanoes that dominate postcards and disaster movies are often the ones we can see, their peaks etched against the sky. Yet some of the most consequential volcanic threats on Earth are hidden under ...

The discovery of a vast, fresh impact scar on Mars began with what looked like a smudge in a routine weather snapshot. A ...

Looking for a fun, easy, and inexpensive way to give back to nature? Making pinecone bird feeders is a perfect project.