Earth's diameter is about 7,900 miles. The planet's internal structure comprises four layers: a rocky crust on the outside, then a rocky mantle, an outer core made of magma and a solid inner core.

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

As the name suggests, permafrost was long considered to be permanent. But more recently, researchers have come to realize ...

The atmosphere has four layers. The troposphere is the layer closest to the surface of the Earth. Next is the stratosphere, which is where commercial airplanes fly. Further out is the mesosphere ...

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Underneath the Earth’s crust we know there is a hot mantle and an even hotter outer and inner core, but now experts say we ...

It’s really, really thick. So you could put the whole Earth in this layer, because these planets are bigger. They’re about four times the size of Earth. And therefore, everything, all the different ...

The planet WASP-121b is extreme. Its a gas giant almost twice as big as Jupiter orbiting extremely close to its star50 times ...

Now, astronomers leveraged the power of four telescopes to observe ... who coauthored the research. Planets like Earth and Jupiter have jet streams, too, but they don't contain this onion-like layer ...

NASA’s SPHEREx mission will survey the entire sky in 102 different “colors” of light, offering scientists an unprecedented ...

A 4.0 magnitude earthquake struck the national capital on Monday morning around 5.36 am, with the epicentre being located near Durgabai Deshmukh College of Special Education in Dhaula Kuan.