Possibly big news in
Science magazine where only the abstract is free to view. It reports a new design using a new matrix and air with lithium to produce a lighter battery with a higher energy density. See also
HERE
I need some help from the P Chem people on this website, but there is a laymen's discussion of this advance at
THIS WEBSITE which includes a lot of links.
The upshot seems to be that if this works we will have a battery that far exceeds what we have now