NASA created a haunting audio clip of sound waves rippling out of a supermassive black hole, located 250 million light-years away. The black hole is at the center of the Perseus cluster of galaxies, ...
The black hole, with an official name of 1ES 1927+654, is located in the distant constellation Draco. Astronomers have been monitoring the black hole for years, primarily since 2018 when the mass ...
Players could boast about having 20/20 vision if they complete this tricky optical illusion in time. This image shows a pile of plain rocks and rubble. At first glance, it might seem like nothing ...
SPOKANE, Wash. -- A local optical shop is changing up its business model to meet customers wherever they may be. Stahl Optical near 5th Avenue and Chandler Street on Spokane's South Hill is ...
This fun optical illusion tests your ability to focus! The cluster of related words conceals a word. Within 8 seconds, identify the concealed word among these words. You have only 8 seconds to find it ...