Multiple outlets report on a new global analysis that estimates the scale of underground fungal—or mycorrhizal—networks. The coverage describes these networks as extensive systems of fungi that connect with plant roots and spread through soil, transferring nutrients and resources between organisms. According to the cited study, the total length of these interconnected fungal pathways adds up to more than 100 quadrillion kilometres. One outlet translates that estimate into a distance comparison, saying the network could circle Earth about 2.7 trillion times. Other reports emphasize that a “global map” approach is used to reveal the networks’ true extent across different regions rather than focusing on individual sites. Several headlines also use dramatic comparisons to illustrate the hypothetical distance scale, including references to far-off points in space. Overall, the sources agree that the research significantly expands estimates of how large underground fungal systems may be and highlights their potential importance in supporting plant life globally. The reporting focuses on the network’s estimated reach and mapping results rather than on new claims about effects on humans or specific locations.