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Every article on Frontiers is peer reviewed, permanently archived and free to read.

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Original Research
Published 26 June 2026
Improving DirectLiNGAM for high-dimensional microbiome data: roots screening and eBIC based model selection
Francesco Canonaco · Enzo Acerbi · Fabio Stella
Frontiers in Systems Biology
doi 10.3389/fsysb.2026.1835323
Original Research
Published 14 January 2026
Financial literacy may not directly drive investment participation or retirement planning in Japan
Yi Jiang · Shohei Shimizu
Frontiers in Behavioral Economics
doi 10.3389/frbhe.2025.1725333