Brown bear in Ukraine: where it inhabits, how many are left, reasons for population decline and conservation measures. Carpathians, Polesie and Chernobyl Nature Reserve.
Ranger is a calling. On the 20th anniversary of the World Ranger Day
The uniqueness of the world's largest zoo: Ngorongoro
A journey to Africa - easy, exclusive and safe
World wild horse populations
Camarhuses and their protection
Why the Rockefellers live to 100: the founder's regimen, a vegetable-based diet, multiple heart transplants, and lifestyle.
Imagine a substance, one kilogram of which costs twenty million dollars. It is almost never found on Earth, but is abundantly scattered across the surface of the Moon. It can cool quantum computers to temperatures near absolute zero, and perhaps someday will become fuel for clean fusion energy. This isn’t the plot of a science fiction novel. This is helium-3 — a rare isotope that today has found itself at the center of a new space race.