No, electricity cannot travel through a perfect vacuum. Electricity, in the context of conducting current, requires the presence of charged particles, typically electrons or ions, to flow through a medium.
In a vacuum, there are no freely moving charged particles to carry an electric current. The absence of particles means there is no medium through which electrons can flow and transmit the electrical energy. Therefore, in a perfect vacuum, such as outer space devoid of matter, electricity cannot propagate.
However, it's worth noting that electromagnetic waves, which include light and radio waves, can propagate through a vacuum. These waves consist of oscillating electric and magnetic fields but do not require a medium to travel. Electromagnetic waves, though not the same as electrical current, can transfer energy and information across vast distances in a vacuum.