diff --git a/app/Admin/Controllers/Article/IndexController.php b/app/Admin/Controllers/Article/IndexController.php
index b05b507..a9e515e 100644
--- a/app/Admin/Controllers/Article/IndexController.php
+++ b/app/Admin/Controllers/Article/IndexController.php
@@ -20,7 +20,7 @@ class IndexController extends AdminController
      */
     protected function grid()
     {
-        return Grid::make(Article::with(['category'])->latest(), function (Grid $grid) {
+        return Grid::make(Article::with(['category'])->latest('id'), function (Grid $grid) {
             $grid->column('id', '#ID#');
             $grid->column('cover', '封面图片')->image('', 60, 60);
 
@@ -43,7 +43,7 @@ class IndexController extends AdminController
 
     /**
      * Make a show builder.
-     * @param mixed $id
+     * @param  mixed  $id
      * @return Show
      */
     protected function detail($id)
@@ -87,6 +87,7 @@ class IndexController extends AdminController
             $form->editor('content', '文章内容')->rules('required', ['required' => '详情不能为空']);
             $form->number('sort', '序号')->default(0)->rules('required', ['required' => '序号必须填写'])->help('倒序优先');
             $form->switch('status', '状态')->default(1);
+            $form->datetime('created_at', '发布时间')->default(now());
         });
     }
 
diff --git a/resources/views/index/index.blade.php b/resources/views/index/index.blade.php
index 6d8809b..4c822bf 100644
--- a/resources/views/index/index.blade.php
+++ b/resources/views/index/index.blade.php
@@ -122,7 +122,7 @@
                             </ul>
                             <div class="idxThree-tips">
                                 <span>注意:</span>
-                                （1） 每篇文章都需要有投稿作者和通讯作者，可以由同一人担任。<br>
+                                （1）每篇文章都需要有投稿作者和通讯作者，可以由同一人担任。<br>
                                 （2）要把所有的署名作者一一填写，因为在打印录用通知时会把作者的姓名打印上。论文在投稿后，作者顺序不能再做变更。合作的论文，署名须征得合作者的同意，保证该论文的署名权无争议，若发生署名权争议问题，一切责任由作者承担。<br>
                             </div>
                             <div class="idxThree-tips" style="color:#000;">