Earth's molten outer core is critical to life on our planet. Churning some 2,900 kilometers beneath the surface, it's a vast "sea" of liquid iron that swirls around the planet's solid inner core. This ...
Seeing an eclipse from Earth is awe‑inspiring—for astronauts in space, the scene was even more grand
The astronauts on Artemis II's trip to the moon in April 2026 didn't just have an amazing journey through space. They also saw something extraordinary. They were the first humans to see a total solar ...
The liquid iron in Earth's outer core doesn't always behave as expected. When it changed direction in an unexplained way, ESA satellites provided data on the direction of flow, helping scientists gain ...
This Earth Day, we reflect on our home planet and look at Earth from space through history. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.
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