diff --git a/devel_generate/devel_generate.drush.inc b/devel_generate/devel_generate.drush.inc
index 65ae382..03c2245 100644
--- a/devel_generate/devel_generate.drush.inc
+++ b/devel_generate/devel_generate.drush.inc
@@ -60,6 +60,7 @@ function devel_generate_drush_command() {
       'types' => 'A comma delimited list of content types to create. Defaults to page,article.',
       'feedback' => 'An integer representing interval for insertion rate logging. Defaults to 1000',
       'skip-fields' => 'A comma delimited list of fields to omit when generating random values',
+      'days-ago' => 'Node creation dates will be distributed randomly from the current date, back to the selected number of days. Defaults to 0 (today).',
       'languages' => 'A comma-separated list of language codes',
     ),
     'aliases' => array('genc'),
@@ -165,8 +166,18 @@ function drush_devel_generate_content($num_nodes = NULL, $max_comments = NULL) {
     drupal_save_session(FALSE);
   }
 
+  // Convert number of days to time in seconds.
+  $time_range = 0;
+  $days_ago = drush_get_option('days-ago');
+  if (!empty($days_ago) && $days_ago > 0) {
+
+    // Convert days to seconds.
+    $time_range = $days_ago * 86400;
+  }
+
   $values['values']['kill_content'] = drush_get_option('kill');
   $values['values']['title_length'] = 6;
+  $values['values']['time_range'] = $time_range;
   $values['values']['num_nodes'] = $num_nodes;
   $values['values']['max_comments'] = $max_comments;
   $values['values']['node_types'] = drupal_map_assoc(explode(',', drush_get_option('types', 'page,article')));
diff --git a/devel_generate/devel_generate.inc b/devel_generate/devel_generate.inc
index 1d815e6..d52baf5 100644
--- a/devel_generate/devel_generate.inc
+++ b/devel_generate/devel_generate.inc
@@ -690,14 +690,19 @@ function devel_generate_content_add_node(&$results) {
     }
   }
 
-  // Avoid NOTICE.
-  if (!isset($results['time_range'])) {
-    $results['time_range'] = 0;
-  }
-
   devel_generate_set_language($results, $node);
 
-  $node->created = REQUEST_TIME - mt_rand(0, $results['time_range']);
+  // Randomly generate publish date for the node, if 'time_range' is set.
+  $rand_time = 0;
+  if (!empty($results['time_range']) && $results['time_range'] > 0) {
+    $rand_time = REQUEST_TIME - mt_rand(0, $results['time_range']);
+
+    // Make sure we don't break the space-time continuum.
+    if ($rand_time > REQUEST_TIME) {
+      $rand_time = 0;
+    }
+  }
+  $node->created = $rand_time;
 
   // A flag to let hook_node_insert() implementations know that this is a
   // generated node.