Giant regions of the mantle where seismic waves slow down may have formed from subducted ocean crust, a new study finds.

The discovery that helium and iron can mix at the temperatures and pressures found at the center of Earth could settle a long ...

A total lunar eclipse will occur on March 13-14, visible in the United States, with the Moon turning red as it dips behind ...

On the night of March 13-14, our full Moon will turn red as the Moon dips behind Earth’s shadow, marking a total lunar ...

Scientists have identified another possible commonality between Earth and Mars: a solid inner core. Scientists have ...

Inner planets are the four planets closest to the Sun: Mercury, Venus, Earth and Mars ... S-rich asteroid or involving lunar S-rich mantle-core excavation to be responsible for the formation ...

The two continent-sized provinces have been known since the 1970s, but it’s only in the last few years we’ve started to ...

Deep within Earth’s mantle lie two enormous, continent-sized structures known as LLVPs. Scientists once believed these ...

Earth’s inner core is less solid than previously thought, reveals new research. American scientists have detected structural changes near the planet’s center. Changes to the inner core have ...

The Keeble Observatory at Randolph-Macon College holds weekly public viewing during spring semester. Check their website ( or call the information line (804-752-3210) for dates and times.

A new study has revealed that two continent-sized regions in Earth's deep mantle have distinctive histories and resulting ...

Earth appears to be a chill blue planet, but deep down, it’s really a metalhead. Its outer core is mostly molten iron (and ...