For the past 3 years of unusual clouds, called Undulatus asperatus, or "wavy-rough", and wait for the official classification compete for the title of a particular type of…

At 30 km from Dakar — Senegal's capital — is a unique natural phenomenon — a pink lake, or Retba as it is called representatives of the people…

Scientists around the world are sounding the alarm: the meteorite crashed in the Urals vividly recalled space threat. Experts believe to reflect such a risk, efforts are needed…