Eco-friendly alternatives to fossil fuels are venturing beyond Earth—and into space.

While this latest test doesn’t make nuclear-powered rocket engines viable just yet, it’s an important step on the journey.

A popular antidepressant taken by millions has been recalled after the pills were found to contain cancer chemical used in rocket fuel. The FDA announced that more than 233,003 bottles of ...

The trials verify that the fuel can survive the harsh environment of a nuclear rocket reactor. Up until now, the main way of propelling spacecraft has been through chemical rockets. To be fair ...

Breathing New Air Chinese astronauts claim to have created rocket fuel on board the country's Tiangong space station using a ...

We are fascinated by the hybrid rocket engine which [Ben Krasnow] built and tested in his shop. It is actually using a hollow cylinder of acrylic as the fuel, with gaseous oxygen as an oxidizer.

This initiative’s success will open doors to sustainable exploration of space. How SpaceX intends to convert atmospheric CO2 into rocket fuel represents its unusual fuel initiative. The technology ...

Space is the only place where rocket fuel could be more precious than water. The China Manned Space Agency announced last month that taikonauts on the ongoing Shenzhou-19 mission successfully ...