Chinese astronauts have just created rocket fuel and oxygen in space using a new type of "artificial photosynthesis." The ...

Converting petroleum into fuels involves crude chemistry first invented by humans in the 1800s. Meanwhile, bacteria have been producing carbon-based energy molecules for billions of years. Which do ...

A massive streak of white, aurora-like light recently appeared in the night sky above several U.S. states after a Chinese rocket released half a dozen satellites into orbit. The light show was ...