3 ms·
It's look like we can create a gravitational propulsion device powered by electricity alone.
by oneshtein 3y ago
It's look like we can create a gravitational propulsion device powered by electricity alone.
- sethrin 3y agoIt's a long stretch of the imagination to suggest that this will ever have macroscopically observable effects, and relativity doesn't generally admit any kind of "gravity drive" without exotic matter.