A team of USC scientists has developed a robust, efficient method of using hydrogen as a fuel source.
(AP) -- Hydrogen, one of Earth's most abundant elements, once was seen as green energy's answer to the petroleum-driven car: easy to produce, available everywhere and nonpolluting when burned.
The seven astronauts onboard the space shuttle Discovery had an unexpected companion during their liftoff from the Kennedy Space Center earlier this week, the US space agency said.
Palm oil produced on tropical plantations that drive deforestation has become a major biofuel for vehicles in the European Union, industry figures released Tuesday by an environmental group revealed.
The notion that septic tanks prevent fecal bacteria from seeping into rivers and lakes simply doesn't hold water, says a new Michigan State University study.