Jess Thomson is a Newsweek Science Reporter based in London UK. Her focus is reporting on science, technology and healthcare. She has covered weird animal behavior, space news and the impacts of ...

Olivine crystals analyzed from the first episode ... cores and rims that could suggest magmatic transfer from multiple magma storage regions beneath the summit. These differences in crystal ...

This is an olivine grain that has typical Kīlauea summit eruption compositions. When magma cools prior to eruption, crystals grow and develop chemical zones that record changes in the ...

This week's contribution is from Ninfa Bennington, geophysicist with the U.S. Geological Survey at the Hawaiian Volcano Observatory. How can lightning and solar storms be used to map magma beneath ...

In the asthenosphere, molten olivine moves with a convection current ... formed when crystals of silicon cool out of the magma that makes up our planet's interior. Peridot forms in the presence ...

The Krafla Magma Testbed (KMT) in Iceland is one of the first to attempt to drill into a magma chamber. This endeavour is planned for 2027 and would establish an underground magma chamber of about 2.1 ...