There are two people next to the WikiAnswers logo because it shows that any person (like the two random people next to the logo) can go to WikiAnswers and ask and answer questions.
Kappa
It is Nokia's logo with the image of two hands
Unicef
There are two options; your brain, and the people on WikiAnswers. You choose!
The logo that uses two earths together is the One Planet, One People, One World logo, which depicts two earths interconnected to symbolize unity and global cooperation.
next world finacial group
No, they are two separate entities. WikiAnswers is owned by Answers.com and has an agreement with Wikipedia about connecting to their content.
The logo with two faces is the "Dukes of Hazzard" logo, which features a stylized image of two people's faces in profile, representing the characters Bo and Luke Duke from the television show. Another well-known logo with two faces is the "Yin and Yang" symbol, which represents balance and duality in Eastern philosophy, depicting a black and white circle with two swirling shapes that resemble faces.
Robe di Kappa
Iberdrola has a logo with a green leaf and two drops.
WikiAnswers is one word.
Two black triangles combined with two black circles is the logo of Pia Isaksen Degisn. The logo is meant to symbolize visual communication.