Sergey Malozyomov is a certified doctor and a well-known TV journalist, author and host of the programs "Miracle of Technology," "Food Alive and Dead," documentaries in the cycle "Scientific Investigation" on the NTV channel. This book is about whether you should be afraid of scientific and technological progress. On the Internet and in the press they scare that modern life is killing us - with radio waves, GMO products, household chemicals... What's next - chipping, cloning, cyborgs and the end of the world? How do the environmental factors of the 21st century really affect us? What do scientists actually do in their laboratories and why do they themselves believe that they are quite capable of providing people with real immortality?