Last week, Kate Rychert had a news and views piece published in the journal Nature discussing the recent discovery of a sharp base to the lithosphere (<1km) beneath New Zealand (Nature Letter: A seismic reflection image for the base of a tectonic plate). Surprisingly, a 10 km thick low-seismic-velocity channel was also found at the base of… Read More Kate Rychert features in Nature on “The slippery base of a tectonic plate”