pagination in laravel freamwork

Hi I use paginate() method for pagination it work fine, but a tag in blade file have problem my link like this:

http://localhost/blog/admin/news/?page=2

and when i click on them i'm redirect :

http://localhost/admin/news?page=2

and get 404 error and when click link like this:

http://localhost/blog/admin/news?page=2

it's work fine. what the problem ?
Why when use http://localhost/blog/admin/news/?page=2
redirect me an other page?

thanks.

via Chebli Mohamed