Saturday

LARGEST SUPERSONIC PLANE AND VARIABLE WING PLANE.

Russian call it White swan ,Americans call it black knave

FROM: English Russia site

 

It is warm, the sky is blue, soft rumbling is heard from the most powerful turboprop engines in the world... The world supersonic plane that was once a top secret plane from  Russian Military seen right at  the russian Base in Engel's. You could never think you can see these photos before. During USSR this was a  top top secret stuff. But not anymore thanks to brave Russian bloggers who have visited this place and took their cameras with them.

NASA is using balloons to study space