But Democrats offset these gains by controlling the redistricting process in Illinois and Maryland and, by gaming supposedly nonpartisan redistricting commissions in California and Arizona.

WSJ: Michael Barone: The Meaning Inside the Political Numbers

But until the manufacturing costs are offset by volume, it's an expensive ramp-up process: Yang expects the first run to cost hundreds of thousands of dollars and produce 200 to 500 microscopes.

FORBES: Sciences

But until the manufacturing costs are offset by volume, it's an expensive ramp-up process: Yang (who grew up in Singapore) expects the first run to cost hundreds of thousands of dollars and produce 200 to 500 microscopes.

FORBES: The $10 Microscope

The aim is to offset the high freight costs Ethiopian businesses pay by streamlining the entire transport process.

ECONOMIST: Shipping in east Africa

Because it uses organic materials, any carbon dioxide released during the generation of energy is offset by that absorbed during the plant's life, so the process as a whole is broadly balanced, or "carbon neutral".

BBC: Time to encourage biomass growth