Can science understand how to control weather?
nature is hard to control but science has prevention that save lives. Don't quote me on that 'nature' because it's a broad understanding.
Can science cure the common cold?
There are means of preventing and infecting the body from getting the common colds. I think I remember that the west is getting flu shots to prevent "common colds" from infecting them. I don't think that the bible can heal the common cold, do you?
Can science cure all cancers?
Cancers are unpredictable but there are cancer survivors that rely on medical sciences. Some of those survivors tell their stories. If there was no science, we all see piles of dead, rotting flesh, with cancers in them all over the street.
Does Science understand sleep?
This is an aged old question, in fact science explained SLEEP. Patterns, the REMs, the sleep apnea, brain functions, yawning, but one of the components about their discovery about sleep is healing the body.
Whats in the bottom of the ocean?
Science already way passed that stage bro. they already know, the mantle, the crust, the magma... bottom of the ocean? sand, species, mountains, cliffs, ravines... etc.
What are all the secrets on the earth?
Everyday bro earth is being hauled by scientists about the mysteries or secrets of the earth... you can actually, search them in internet.
fully understand how our bodies function?
That's why there are doctors because they are the people who understand the human anatomy and its functions. If you ask about physical functions, there are sports medicine professionals, therapist, and so on...