A new study published in National Science Review reveals that the asthenosphere plays an active role, rather than being passively involved as previously expected, in modulating seafloor spreading at ...

A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. This uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the ...

The Earth formed 4.6 billion years ago and has been continuously changing ever since. For instance, the Himalayas continue to ...

The layer of molten rock corresponds with the upper mantle, also known as the asthenosphere. Illustration: cigdem (Shutterstock) Earthquakes and volcanic eruptions are a result of the movement of ...

Scientists have discovered a hidden layer of Earth, which sits 100 miles below the surface and covers at least 44 percent of the planet. This previously unknown region of molten rock is part of the ...