Go back a generation of development, and excepting the shuttle-derived systems, all liquid rockets used RP-1 (aka kerosene) for their first stage. Now it seems everybody and their dog wants to ...

Hydrogen combustion engines are different from fuel cells, which also run on ... involves a process that relies on methane, a ...

The test, performed for the development of the Cosmos engine for the Zero rocket, lasted 10 seconds and showcased liquid biomethane as a sustainable rocket fuel. The combustion chamber test not ...

Cummins Inc.’s N15 engine ... renewable natural gas and other renewable fuels to ensure infrastructure is in place to meet our customers needs.” One analyst question focused on Cummins’ dual-track ...

What do cows, gas ... lower methane emissions immediately—at low or even negative cost. According to the UN Environment Programme, existing targeted control measures in the fossil fuel and ...