Acoustic locators from the First World War (21 photos)
During World War I, acoustic locators were invented to detect aircraft. After some time, locators became ineffective as radars appeared. 
Ah, beauty is a terrible force...
Now it's much tastier
Funny reaction of a service dog to the command “at ease”
An operator who deftly works with buckets
On April 26, a new trailer for Stalker 2 was released
In Switzerland, snowfall almost ruined the match. Football
Another reason why rivers don't have straight lines
Need to be corrected: the client makes changes
Beautiful video. Fans of physics and mathematics should
