<p>Just take different ranges of classes during your first and second year and then zone on one or two fields that interest you the most. Finally talk to the professors in those fields and ask them about different career goals and opportunities to further discover the major you want.</p>
<p>well, I got into my uni as a bio major and after a year exploring majors, I finally chose double majors in bio and philosophy. Explore as much as you want during your first year and then decide your major. You usually have till junior year to declare a major.</p>
<p>Get one of those lottery machines and crank it up a few times.</p>