Recently, the Gaia collaboration discovered the most massive black hole that originated from the collapse of a star in the Milky Way galaxy. What would it be like to visit it?
In a bold move that echoes ambitions from the earliest days of space exploration, the U.S. Air Force Research Laboratory (AFRL) is revisiting the concept of nuclear-powered spacecraft.
Decades after a Quantum-Gravity theory will be discovered, there might be job advertisements for engineers who use it to build vehicles that would carry humans to the stars faster than imagined before.