Nuclear-powered spaceships | MIT Technology Review
Still, developing space propulsion using reactors has been slow going. The US has started—and terminated—several programs looking into it over...
Still, developing space propulsion using reactors has been slow going. The US has started—and terminated—several programs looking into it over...
There are regulatory hurdles too. The FDA approves medications to treat diseases, not to enhance wellness, says Thomas Burris, a...
There are other hurdles. Many animals communicate not just through sound but through visual cues, touch, pheromones, or a combination...
The PFAS monster is also a moving target. New compounds are still being created and used. There are more than...
Cheap and proven traffic-calming opportunities abound—from using planters to tighten intersections to lowering speed limits—but government logjams and red tape...
Then there’s the problem of manufacturing at scale. Mass production requires large quantities of defect-free sheets of ceramic-like material to...
What happened? I watched the promise of the early internet give way to the reality of its potential for abuse....
That’s why in 2012 Stach founded LaunchX, a for-profit entrepreneurship program that helps high school students build practical skills through...
When remotely operated vehicles settle on the seafloor or dig through a sand bed, they can kick up clouds of...
Ready for a fresh set of puzzles? Click here for the September/October 2026 Puzzle Corner, brought to you by Michael S. Branicky,...
Comments On the lookout for a new monitor? Feel like no one out there can keep up with today’s competitive...