A person who studies time travel or time altering is known as a Chronoportationologist.
The study of time itself is called Horology.
Or more simply put they would be called a Time Travel Studier.
I don't think there is a special name for that. It isn't something that is studied a lot.
Chronologist
A chronologist
chronologist
horology
timologist
A person who studies rocks and fossils is called an archeologist. No, the study of fossils is called paleontology and the study of rocks is called geology, so a person studies fossils is called a paleontologist. http://en.wikipedia.org/wiki/Archeology http://en.wikipedia.org/wiki/Paleontology
moneymaker
I think something along the lines of pyrotech?
A scientist that studies motion, forces and energy would be called a physicist.
A scientist is someone who studies science.
The Person Who studies about mamals , he is called mamalogist....
A person who studies volcanoes is called a volcanologist.
A person who studies the grass and soil, etc. is called a Agrostologist
A person who studies geology is a geologist.
a person that studies gems is called a gemologist.
A person who studies bees is called an apiologist.
A person who studies audiology would be called an audiologist.
A person who studies the planets and stars is an astrologist.
A person who studies water and its properties is called a Hydrogeologist.
A person that studies animals is called a Zoologist.
A person who studies birds is called an ornithologist.
A person who studies the grass and soil, etc. is called a Agrostologist