I am an atheist and yet I also believe in spirits and ghosts. Does this make any sense to anyone?

I am an atheist and yet I also believe in spirits and ghosts. Does this make any sense to anyone?
Someone I know is an atheist but they say they believe in ghosts, the afterlife and visits mediums and does seances.
Can an atheist believe in these things?
Why nobody has seen a Jinn in Western countries and Muslims have not encountered ghosts in Middle East,Asia and Africa?
Do you think we come across ghosts or spiritual beings or whatever you want to call them, in just our everyday lives? Like, the older white haired man that held the door open for you and complimented you when you were having a terrible day. Coincidence? Or a higher power?
You know, you could just say [...]
Aren’t ghosts dead people’s souls? I don’t watch any of those ghost busting shows, but do they bring up god or anything like that?
I am a paranormal investigator and I believe in ghosts and hauntings (which isn’t a requirement to be a paranormal investigator). But I don’t necessarily believe that ghosts are souls trapped on earth. The idea just sounds illogical to me. We’ve always been taught that anything that exists on earth (or even [...]
You know how we talk about radio waves and x rays and we can detect these using technology. BUT what if ghosts exists on waves that are yet to be discovered. Is this a possibility. Of course I believe for this to be even considered, the ghosts must have some sort of transparency but it [...]