A well-known collector of impressions Andrey Ponkratov will travel to the Pskov lands, where the famous Battle of the Ice took place almost eight centuries ago. But where exactly did that battle take place? What does the Raven Stone look like, indicated in the annals as the main guideline for finding the exact place of the fight? Andrey Ponkratov will find out. And the direction of the search will be prompted by the birds depicted on the sketch of Petrov-Vodkin.

May 5, 2021. Boca Chica polygon. USA. SpaceX's prototype Starship spacecraft has risen to an altitude of 10 kilometers. It shut off the engines and began a controlled fall in a horizontal position. Then the engines started up again and the ship successfully landed on the landing pad. If all goes to plan, SpaceX's starship will soon enter Earth's orbit. And then Starship will be able to deliver the first hundred colonists to Mars with everything they need to survive on the inhospitable Red Planet. What dangers await people on the way to Mars? What will the first interplanetary transport system look like? And how are research vehicles already helping us to explore the Red Planet?

Imagine Slovenia completely uninhabitable. Such is the territory of the Semipalatinsk test site. In these 18.5 thousand square kilometers, the atom was not peaceful. For 40 years, from 1949 to 1989, more than 500 nuclear and thermonuclear explosions thundered here, including the most powerful of the ground ones. How does this land live now, and will it ever be habitable? The film crew of the program "Aggressive Environment" visited one of the most radioactive places on the planet.