Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. ON A FOGGY midsummer morning 54 miles northwest of Santa Barbara ...

Photo: NASA (Outer Image)/ compound image by autoevolution (Inner Image) Chemical fuel is nasty stuff to squishy, vulnerable flesh sacks called humans, from the noxious, flammable vapor of gasoline to ...

Some of Earth's tiniest inhabitants could help humanity explore the final frontier. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Some of Earth ...

When it comes to their environmental impacts, not all rocket fuels are equal. Which are the industry's 'dirty secrets' and which technologies might satisfy even Greta Thunberg? Here's a look at ...

[Gregory] uses a rocket stove for heating when it’s cold outside. He’s been trying out all kinds of different materials as fuel when the idea of making his own briquettes from waste materials came to ...

A commercial Chinese firm named LandSpace launched its Zhuque-2 rocket late Tuesday and made history as the first company to send a methane-fueled launcher into orbit, beating a bevy of US vehicles to ...