2) The Latest Chapter for Self-Driving Car http://googleblog.blogspot.com/2014/04/the-latest-chapter-for-self-driving-car.html
3) Duolingo announces Duolingo Test Center, a $20 mobile alternative to standardized language tests http://thenextweb.com/insider/2014/04/24/duolingo-announces-duolingo-test-center-20-mobile-alternative-standardized-language-tests/ https://www.duolingo.com/
4) Project Naptha http://projectnaptha.com/
5) Introducing the new PHP on Heroku https://blog.heroku.com/archives/2014/4/29/introducing_the_new_php_on_heroku