Rocket science, explained with soda bottles

Fuel and oxidizer. Together they make propellant, which can be used to launch a rocket – but for the best results, you need to find the right ratio. Too much of one or the other, and your exhaust velocity begins to drop. Less exhaust velocity means less thrust — and less thrust means you will not go to space today. » 4/11/13 4:20pm 4/11/13 4:20pm

International Space Station Could be Left Empty by November

For personal reasons, I had to miss yesterday's NASA press conference, which gave an update on International Space Station operations following the failure and crash of a Progress resupply vehicle last week. When I returned home and saw the headlines about the briefing from other news sites, I thought, "Wow, everyone… » 8/30/11 7:00am 8/30/11 7:00am

The Life of Polyamorous Pagan Rocket Scientist Jack Parsons — In…

Sure I'll take any excuse to use "polyamorous" and "rocket scientist" in the same headline, but in this case there's a good reason. Over at BoingBoing, David Pescovitz has unearthed an online comic book biography about Jack Parsons, the man who founded the Jet Propulsion Laboratory and shared a wife with L. Ron… » 8/28/08 1:49pm 8/28/08 1:49pm