The Real Robot Threat
Autonomous weapons that use artificial intelligence to guide their actions could easily be used to protect and reinforce a totalitarian government.
The Latest
The Tardigrades-on-the-Moon Affair
‘Planetary protection’ rules are making it difficult to explore space.
At Today’s NASA, Success Is Not an Option
The agency’s vendor-driven approach to human spaceflight puts its 2024 Moon-landing goal out of reach.
Cancel the Lunar-Orbit Tollbooth
If NASA wants to send people to the Moon, another approach is required.
A Purpose-Driven Space Program?
The plan to put a space station in lunar orbit is pointless and expensive. NASA must lose its anachronistic fascination with manned spaceflight.
NASA’s Worst Plan Yet
A space station in lunar orbit will accomplish nothing. NASA needs to choose a rational goal: Put a base on the Moon now, and put humans on Mars within 8 years.
Fixing What Ails Our Health-Care System
Reforms that nibble around the edges of the American health-care system aren't enough; we need a bolder reimagining of the system itself.
Ron Howard’s Mars: Space Flight Travels beyond NASA
Ron Howard in his new TV series Mars depicts the future of space flight, which no longer depends on NASA.
WWII Airmen Finally Get Their Memorial
A new memorial to American airmen of the Second World War opens in Colorado.