Despite common misconceptions, a black hole's gravity is unique only within a limited range. Beyond this range, a black hole behaves like any other celestial object with the same mass.

Mirrors love messing with our heads, challenging us with deceptive illusions that can make us question our sanity. Being accomplished...

Problem . Fred brings home 100 kg of potatoes, which consist of 99% water. He leaves them outside overnight so that they consist of 98%...