Scientists from the Bulgarian Academy of Sciences are Developing a Reusable Space System

Scientists from the Institute of Mechanics at the Bulgarian Academy of Sciences (IMEh-BAS) are working on creating a multiple-use rocket system that will be cheaper, safer for the environment, and more efficient than existing US "recycling" missiles.

As some in the US question NATO, Greece invests in the alliance

NATO is celebrating its 70th anniversary, yet it is an odd birthday, as the person currently occupying the position of natural figurehead of this international family - as presidents of the United States have essentially shaped it and raised it over the decades - appears to be questioning whether it still has a raison d'etre.

Pope Francis Criticized the Policy of Building Walls to Keep Migrants Away

He also accused European governments of supplying weapons to the civil war in Yemen, reported NOVA TV. 

Pope Francis spoke in response to migration and President Donald Trump's border wall on Sunday, saying leaders who build walls and barriers to keep migrants out will "end up becoming prisoners of the walls they build."