Islam points to the order and design of creation — the heavens, the earth, and the human being itself — as signs of a Creator, and to the innate disposition (fitrah) that recognises Him. The Quran repeatedly invites people to reflect on these signs as evidence of Allah's existence and oneness.
References
Quran 3:190-191
Informational, not a personal fatwa. Consult a qualified scholar for rulings on your situation.