Black holes are the most incredible form of mass-energy in the universe, where gravity is so strong that nothing, not even light, can escape its relentless drawing power....
Black holes warp space and time, squeeze matter to a vanishing point, and trap light so that it cannot escape. Black holes, with masses millions or billions times that of our...
Visit the ‘dark side’ of the universe. Black holes cannot be seen because gravity is so strong that not even light can escape. Dark matter cannot be seen because...
They warp space and time, squeeze matter to a vanishing point, and trap light so that it cannot escape. How can black holes perform such stupendous tricks, and what can we...
The universe is astonishing in multiple ways, and one of its most probative features is the existence of its dark side: dark matter, interacting only via gravity, dark...
Stephon Alexander, cosmologist and professor of theoretical physics at Brown University, discusses his most recent book, Fear of a Black Universe: An Outsider’s Guide...
What does it mean to ask about the end of the universe? Can the universe even have an end? What would end? In the far, far future, what happens to stars, galaxies, and black...
Cosmology is the study of the structure, beginning and end of the universe, and it has been transformed from mostly metaphysical speculation to a precision observational...