Earth, inner core and Shape-Shifting
Scientists Detect Shape-Shifting Along Earth’s Solid Inner Core
The inner core at the center of the Earth, a ball of iron and nickel about 1,500 miles wide, may not be perfectly solid. A new study finds evidence that the inner core’s outer boundary has noticeably changed shape over the past few decades.
With a radius of 3,959 miles, Earth is the fifth largest planet in our solar system, and it's the only one known for sure to have liquid water on its surface. Earth is also unique in terms of ...
Deep subsurface microbes are highly diverse, challenging assumptions about life in low-energy environments. This discovery ...
Opinions expressed by Forbes Contributors are their own. David Bressan is a geologist who covers curiosities about Earth. A research team including a University of Michigan scientist has ...
certain aspects of Earth's geology keep the plate tectonic engine chugging along. For a planet to sustain plate tectonics, it must have a convective mantle, Foley said. Cold, dense surface ...
the planet’s rusty red surface tells a story of destruction. Billions of years ago, the fourth planet from the sun could have been mistaken for Earth’s smaller twin, with liquid water on its ...
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