Heidi was famous for her amazing beauty. However, another identity that she can be remembered is Wifi mom. As Dave Mock, an expert in electronic communication, said, as long as you use a mobile phone, you should know and appreciate it. This beautiful and sexy female star has made great contributions to the world wireless communication technology, and no one can match her so far.

Max Karl ernst ludwig Planck was born in Hollstein, Germany, a famous German physicist and one of the important founders of quantum mechanics. Planck and Einstein are called the two most important physicists in the twentieth century. He discovered the quantization of energy and made an important contribution to another leap in physics.