How do you move something rather large and heavy with next to no effort?
How does LOOKING GLASS explain that there are different dimensions?
How can one travel to another dimension?

Go to minute 11 and you will get an understanding.
Electromagnetic fields control the universe and everything in them. To understand them is to understand how the universe works. We understand them.
Let's go back to 1974 and learn something that most people do not know. This will also show how dumbed down our viewing and schools have become.
By the way the title of this is The engineer through the looking glass.
This man was shunned by his peers (critics) for not excepting their version of "science".

https://www.youtube.com/watch?v=0L2YAU-jmcE

there was an article recently where they can lift an aircraft carrier with a magnet

That is truth. We can also do the same to push a sub with no propeller, an aircraft with no prop or jet engine and finally we can turn things to dust, all using the same basic principle. I have the Navy's patent posted somewhere in my profile along with the "plane". The sub was taken from Russia by a rouge commander and recovered in America waters. When this was going on there were a lot of squeezed rear ends because these subs are all most completely untraceable.