There are lots of “conspiracy” theories around internet and YouTube each have some explanation about alien’s agenda.
In order to discuss alien agenda, we have first to agree (or believe) that aliens exist. This article is not about making you believe that alien exists (my personal opinion aside), It is merely an idea about what would be their agenda if they exist and if they are visiting earth.
Recently, SOHO has captured an object which looks like a cube near the sun. This object has been seen on two occasions. I don’t claim that it is the same object, nor I am sure if it is an alien spacecraft but shape of it reminds of few episodes of Star Trek next generation. Just to remind you. Star Trek next generation was a Sci-Fi series which was broadcast on TV in the 80’s. The series was made between 1987-1994. In several episodes, the crow of the captain Picard encountered a hostile alien race called the Borgs.
This phenomenon is electromagnetic resonance which is named after physicist Winfried Otto Schumann. This scientist predicted the earth natural frequency 1952, mathematically. These frequencies are extremely low frequencies (ELF). I don't want to go into the details, but in summary, one can say that earth has a natural frequency.