Children are open and curious – and this makes them natural philosophers. There are 3 simple ways to step through a ...
Standing at the intersection between mathematics and the tiler's trade is the so-called einstein problem. Despite its name, ...
A European space telescope captured a rare halo of light that circles a galaxy that is 590 million light-years away, which is ...
Einstein predicted the existence of gravitationally-warped rings of light in 1915. Now, a new one has been discovered just a ...