Ariel

In the next volume of the collected works of Alexander Belyaev, the fantastic novels "Ariel" and "The Air Seller" are included.
The young hero of the first novel lives and studies at a closed school in India, where guru-mentors try to... develop paranormal abilities in their students. Ariel dreams of escape, and he is helped by the unrecognized scientist Dr. Hyde. As a result of a mysterious experiment, the young man gains the ability to fly. But dangerous adventures await Ariel in freedom...
In the second novel, English merchant Bailey secretly conducts experiments on liquefying air, causing the climate on Earth to change. If Bailey is not stopped, the world faces a global catastrophe.