Nature Geoscience, Published online: 16 June 2026; doi:10.1038/s41561-026-02016-y

Large igneous province emplacement in the Pacific Ocean through the Cretaceous can be explained by interplay between spreading ridge migration and strong mantle upwelling partly driven by enhanced subduction flux, according to geodynamic simulations.

Nature Geoscience, Published online: 10 June 2026; doi:10.1038/s41561-026-02006-0

Most oceanic intraplate volcanism, including seamounts far from mantle hotspots, originates from deep-rooted mantle plumes, according to a data-constrained numerical simulation of the thermal evolution of the mantle over the past 270 million years.