What is SETI (Search for Extraterrestrial Intelligence) ?

In 1984, the University of California, Berkeley had started a global plan to search for extraterrestrial life called SETI@home (Search for Extraterrestrial Intelligence at home) and the project is to use the radio telescope searching the signals from aliens.

Since 1999, anyone in the world who is willing to join the SETI can be involved in the signal analysis tasks. Now has 8.4 million users in 226 countries joined the program. When their computers into the screen saver will access the network signal analysis, this will enhance the scientists to find the unknown signal analysis ability. But others questions are the signal analysis will bring trouble to users, such as virus, potential safety problems, etc. For searching extraterrestrial civilization agency, the scientists say the program is the open source, anyone can check whether there is a virus or problematic code. In the past 15 years, this program had been used by millions of people…..