Getting at the roots of the Lithium Battery problem

The lithium-ion batteries that power our laptops, smartphones and electric vehicles could have significantly higher energy density if their graphite anodes were to be replaced by lithium metal anodes. Hampering this change, however, has been the so-called dendrite problem.

Breeding new crops could slash CO2 levels

Breeding deeper-rooted crop plants could dramatically lower CO2 levels in the atmosphere, a University of Manchester scientist claims.