blog articles every day with historical search available for the past 60 days.
Example: Get the volume data from the last 7 days using 12hs of time slice.</p>
<pre class="prettyprint source lang-javascript"><code>var watson = require('watson-developer-cloud');

var alchemy_data_news = watson.alchemy_data_news({
  api_key: '&lt;api_key>'
});

var params = {
  start: 'now-1d',
  end: 'now'
};

alchemy_data_news.getNews(params, function (err, news) {
  if (err)
    console.log('error:', err);
  else
    consol