space travel

Should We Go to Mars or Back to the Moon?

When humans finally blast off for another world, where will we be going? Will we return to the Moon, and…

9 years ago

The World’s Rockets to Scale

Inspired by a book and poster from 1995, titled "Rockets of the World," graphic artist Tyler Skrabek has provided a…

9 years ago

Are Intelligent Civilizations Doomed?

One answer to the Fermi Paradox is the idea of the Great Filter; the possibility that something wipes out 100%…

10 years ago

Navigating the Solar System Using Pulsars as GPS

Picture the scene: It's the not too distant future and humanity has started to construct colonies and habitats all across…

11 years ago

Spacetime Fabric Softener: An Animation to Make You Smile

I'll just leave this here. Happy Friday! (ht to io9)

11 years ago

New Study Shows Cosmic Rays Could Cause Alzheimer’s

Humans explore Mars in "Distant Shores," an illustration by NASA artist Pat Rawlins Cosmic rays from deep space could pose…

11 years ago

Engineer Thinks We Could Build a Real Starship Enterprise in 20 Years

[/caption] In Star Trek lore, the first Constitution Class Starship Enterprise will be built by the year 2245. But today,…

12 years ago

Building an Antimatter Spaceship

If you're looking to build a powerful spaceship, nothing's better than antimatter. It's lightweight, extremely powerful and could generate tremendous…

18 years ago