Science, Maths & Technology
Does the universe have a heartbeat? The science of cosmic connection
...et al., 1968). She had discovered a Neutron Star. This is the crushed core of a massive star that ran out of fuel. Imagine a star heavier than our Sun squeezed into a ball the size of a city (about 20km wide). Because it is so small, it spins incredibly fast—much like an ice skater pulling in their arms to spin faster. As it spins, it sweeps a beam of energy across...