Feed URL is Numerama.
e.g. for that article above:
http://www.numerama.com/tech/129214-signal-lappli-pour-chiffrer-sms-et-appels-disponible-sur-android.htmlhttp://www.numerama.com/tech/129214-signal-lappli-pour-chiffrer-sms-et-appels-disponible-sur-android.htmlhttp://www.numerama.com/tech/129214-signal-lappli-pour-chiffrer-sms-et-appels-disponible-sur-android.html[...]