Picture the Earth’s crust and you most probably think of dense, dry rock. You don’t imagine a goey, honey-like substance trickling down into the planet’s deep underbelly.

More Potential patches of Earth's ancient crust, sometimes called "sunken worlds," may have just been discovered deep within the mantle, thanks to a new way of mapping the inside of our planet ...

Similar deep-sea volcanoes found on Earth support microbial life that lives inside solid rock without sunlight and oxygen. Some of these microbes, called thermophiles, live at temperatures hot ...

Our results suggest the deep Earth is dynamic. BLOBS, which are some 2,000km below Earth’s surface, move hundreds of kilometres over time, and are connected to Earth’s surface by mantle plumes ...

Scientists have discovered a new phylum of microbes in the Earth’s Critical Zone, an area of deep soil that restores water quality. Ground water, which becomes drinking water, passes through ...

Kateryna Kon / Science Photo Library via Getty Images Deep at the center of the Earth, our planet’s inner core is spinning, growing and—according to new research—shape-shifting.

Other favorite memories from Earth Week 2024: ethnobotanist Lynn Albers chatting about the medicinal properties of juniper berries, and one participant taking a cautious nibble and declaring it “not ...