Magento get new arrival products

Magento get new arrival products on home page or for some special display any where on site

<?php
$todayDate  = Mage::app()->getLocale()->date()->toString(Varien_Date::DATETIME_INTERNAL_FORMAT);
 
$_productCollection=$this->getLoadedProductCollection();
$_productCollection = Mage::getResourceModel('catalog/product_collection')
->addAttributeToSelect('*')
->addAttributeToFilter('news_from_date', array('date' => true, 'to' => $todayDate))
->addAttributeToFilter('news_to_date', array('or'=> array(
0 => array('date' => true, 'from' => $todayDate),
1 => array('is' => new Zend_Db_Expr('null')))
), 'left');
 
$now = date("Y-m-d");
$newsFrom= substr($_productCollection->getData('news_from_date'),0,10);
$newsTo=  substr($_productCollection->getData('news_to_date'),0,10);

?>

Then use this $_productCollection to setup html structure as per need