Thanks @robjohnnoble.bsky.social ! Brilliant Alex Stein indeed. Anyone working his way trough the entire Supplement gets a cooky :). More seriously, there are some nice theoretical advances that build on our current models in use and I will try to follow up with a brief summary soon.

680 km, for Australia this is just the next neighbour I assume

How fast was the rejection?

Seagrasses can be very old (up to thousands of years) :)

This is interesting and important but not very novel. NASA has etire programs that make use of that idea to potential search for simple live in fly by missions looking for gases severely out of thermochemical redox equilibrium. For example here www.pnas.org/doi/epdf/10....