A new research article ： Published 06 February 2026
Source estimation of the 1703 Genroku tsunami through geological surveys and numerical simulations on Hachijo Island
Hiroko Kaida, Takashi Ishizawa, Hideaki Yanagisawa, Haruki Imura, Kaoru Hayashi, Kazuhisa Goto

A new research article ： Published 29 January 2026
Carbon isotopic changes of 16 proteinogenic amino acids during trophic transfer in a cultured marine consumer
Yuchen Sun, Naoto F. Ishikawa, Nanako O. Ogawa, Yoshinori Takano & Naohiko Ohkouchi

This article has been published as a part of the SPEPS collection
“Earth, Isotopes and Organics”

A new research article ： Published 27 January 2026
Loros: laboratory simulations of the Optical RadiOmeter Composed of CHromatic Imagers (OROCHI) experiment of the Martian Moons eXploration (MMX) mission
R. Roger Stabbins & S. Shingo Kameda
This article has been published as a part of the SPEPS collection
“Progress on science and instruments for Martian Moons eXploration (MMX) mission”