Answer:
Physicists have built devices to move me very fast. My last seven letters can be commonly found in newspapers magazines and journals.
I am quick when Iβm thin. I am slow when Iβm fat. Wind is my worst nightmare.
What gets bigger the more you take away?
I'm an old relative who's hand's can't hold anything and eyes canβt see anything
I contain six letters, minus one and you got twelve. What am I?
What never gets any wetter no matter how hard it rains?