Today, we published an article on is keyword still exist in search engine ranking algorithms or not?Most important topic from Seo perspective. Read Is keyword dead or not? then let me know what you get it after read the article.
IMO keyword research is not dead. You should research keywords on the basis of niche of your site and use them extensively in your articles and website.
Thus you can attract desirable visitors to your site through Google.
@IT-INDIA.com it is good practice to check it out your website current niche from there but for future based articles, Google trend and keyword research through many analyzing tools is good practice.