Volume 600 Issue 7887



News Features

News & Views

Robotic sample return reveals lunar secrets p.39

A mission to unexplored lunar territory has returned the youngest volcanic samples collected so far. The rocks highlight the need to make revisions to models of the thermal evolution of the Moon.

doi: 10.1038/d41586-021-03547-7

A reconstruction of early cryptic COVID spread p.40

To respond better to future pandemics, we must understand how the SARS-CoV-2 virus dispersed so rapidly. A model of COVID-19 spread sheds light on cryptic transmission, undetected by surveillance efforts, in early 2020.

doi: 10.1038/d41586-021-02989-3

A seagrass harbours a nitrogen-fixing bacterial partner p.42

How underwater seagrasses obtain the nitrogen they need has been unclear. Evidence has now emerged of a partnership with a bacterium that might be analogous to the system used by many land plants to gain nitrogen.

doi: 10.1038/d41586-021-02956-y