This file is the Persian version of an emergency preparedness guide, the original of which was published in 2025 by the Dutch government for its …

In fact, this piece is my appeal to the well-known republican, pro-democracy, and leftist elites in the diaspora—the anti-authoritarian opposition figures who are fully recognized …

The event horizon is a mathematical and physical boundary within the geometric structure of the universe.It is a boundary around a black hole where the …