Cameras have always seemed to have a knack for capturing images that don't always register on the human eye. A good digital camera is one of the most common and important tools for the modern ghost hunter, but many of the most famous ghost pictures date from the ages before digital cameras.

There has been a significant increase in those that are interested in collecting thermal evidence in order to prove the existence of paranormal or supernatural beings, thanks in part to technology and popular television shows such as CSI. When we speak of thermal evidence, we are referring to using thermal imaging devices, such as cameras, to display paranormal activity.

Learning about the supernatural and unknown is a frequent pastime among people as well as a profession. Seeking ghosts, spirits, and other paranormal evidence goes well beyond what we have all seen in Ghostbusters. In fact, seeking paranormal evidence isn’t just for amateurs but has become a full blown profession. In the past ghost hunters and paranormal enthusiasts had to rely on their senses and primitive technology. Today, paranormal researchers and scientists have a much wider selection of tools available to them to capture ghost video, photographs, and sound frequencies.

Since, there are several different ideologies regarding the paranormal, there are multiple definitions for Electronic Voice Phenomena or EVP. This refers to the communicating with spirits through tapes and recordings. EVP has evolved with the evolution of technology, and is now referred to as Instrumental Trans Communication or ITC. ITC is used to describe the ways that we can communicate with those who have passed on using newer technologies such as cd players and video recorders.

Electromagnetic Frequency or EMF refers to the field of force associated with electric charge in motion, having both electric and magnetic components and containing a definite amount of electromagnetic energy. Those who are seeking to make contact with entities and beings not of this world use EMF devices to detect their presence.