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3 votes
2 answers
392 views

Is this solution for interstellar travel viable?

I have in mind a way to enable FTL travel. Is this way viable? In the paper: "Weighing the vacuum with the Archimedes experiment" we can see the dependency of the gravitational repulsion ...
Giovanni Cambria's user avatar
0 votes
1 answer
3k views

What are negative and positive energies? [closed]

So I have a few questions related to the negative and positive energy topic. 1)What do we mean by negative and positive energies in physics? 2)I have seen in a minute physics video that we need ...
Bhavesh's user avatar
  • 1,925
1 vote
1 answer
393 views

Quantum Thrusters and Warp Drives [duplicate]

Any reservations about the potential of this (given in the link below/title above)? Does it seem like a helpless attempt or something which might have the potential of developing into something real? ...
user2875040's user avatar