The authoritative guide to ensuring science and technology make life on Earth better, not worse.

SpaceX

color-enhance image from space

The complicating role of the private sector in space

By Victoria Samson | Disruptive Technologies

view of Earth from space on shortest day of year

Why the final frontier should not become the final battleground

By John Mecklin | Disruptive Technologies

Illustration of a conceptual spacecraft enabled by nuclear thermal propulsion. Credit: NASA

Is using nuclear materials for space travel dangerous, genius, or a little of both?

By Susan D’Agostino | Analysis, Nuclear Energy, Nuclear Risk, Opinion

One conception of using lasers to power a spacecraft. (Image courtesy Breakthrough Initiatives at: https://breakthroughinitiatives.org/initiative/3)

Reaching for the stars: The case for cooperative governance of directed energy technologies

By Joan Johnson-Freese, Nikola Schmidt | Disruptive Technologies

One conception of using lasers to power a spacecraft. (Image courtesy Breakthrough Initiatives at: https://breakthroughinitiatives.org/initiative/3)

Reaching for the stars: The case for cooperative governance of directed energy technologies

By Joan Johnson-Freese, Nikola Schmidt