At the beginning of the 20th century a doctor in Massachusetts attempted to weigh patients as they died. The idea that humans possess a soul and that this spiritual essence leaves the body upon death is something that has remained a major part of spiritual beliefs and practices for thousands of years.
A new scan of the Khufu pyramid has turned up possible evidence of a hidden chamber within its walls. Researchers who have been conducting thermal scans of the pyramids as part of a new effort to locate hidden chambers have revealed that they may have discovered something of interest within the largest of the three pyramids at Giza.
Michael Abrash, the chief scientist for Facebook's Oculus, took the stage during day two of the F8 Developer Conference in San Francisco to blow everyone's mind with some trippy optical illusions. During the keynote, Abrash highlighted some interesting illusions to explain how we can trick our eyes into thinking what we're seeing is reality. And according to Abrash, these perceptions, and the assumptions our brain makes about them, are what make virtual reality work.