No, according to our current understanding of physics, electromagnetic waves cannot travel faster than light in free space. The speed of light in a vacuum, denoted by the symbol "c," is considered to be the ultimate speed limit of the universe. In a vacuum, all electromagnetic waves, including visible light, radio waves, microwaves, X-rays, and gamma rays, travel at the same speed, which is approximately 299,792,458 meters per second (or about 186,282 miles per second).
This limitation is a fundamental concept of Einstein's theory of special relativity, which has been extensively tested and confirmed by numerous experiments and observations. According to special relativity, as an object with mass accelerates towards the speed of light, its mass increases, requiring an infinite amount of energy to reach or exceed the speed of light. Therefore, it is not possible for anything with mass, including particles and objects, to travel faster than light.
While there have been some speculative theories and hypothetical particles like tachyons (particles that hypothetically travel faster than light) proposed in physics, they remain purely theoretical and have not been observed or confirmed by experiments. there is no experimental evidence supporting the existence of particles or waves that travel faster than light in free space.