There isn't a single, universally accepted adverb form of "science."

However, depending on the context you might use:

* Scientifically: This is the most common and direct adverb form, meaning "in a way that is related to or characteristic of science."

* Scientifically: This is the most common and direct adverb form, meaning "in a way that is related to or characteristic of science."

* Scientifically: This is the most common and direct adverb form, meaning "in a way that is related to or characteristic of science."

For example:

* Scientifically: "The experiment was conducted scientifically."

* Scientifically: "The results were analyzed scientifically."

Keep in mind that the specific word choice might depend on the nuance you want to convey.