Volcanoes. A short video for 11-14 year old pupils, exploring tectonic activity and volcanoes and featuring case studies from ...
Scientists have long thought that tectonic plates needed to dive beneath each other to create the chemical fingerprint we see ...
New research suggests that Earth's first crust, formed over 4.5 billion years ago, already carried the chemical traits we associate with modern continents. This means the telltale fingerprints of ...
Earthquakes. A short video for 11-14 year old pupils, exploring tectonic activity and earthquakes and featuring case studies ...
Modern continental rocks carry chemical signatures from the very start of our planet’s history, challenging current theories ...
The plates make up Earth's outer shell, called the lithosphere. (This includes the crust and uppermost part of the mantle.) Churning currents in the molten rocks below propel them along like a ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果