Is the Universe a Hologram? Maybe! This Math Trick Shows How

Is the Universe a Hologram? Maybe! This Math Trick Shows How

There is “tantalizing evidence,” said Xi Dong of the University of California, Santa Barbara, who led the research, that the new model is a piece of “a unified framework for quantum gravity in de Sitter [space].” Dong and co-authors Eva Silverstein of Stanford University and Gonzalo Torroba of the Bariloche Atomic Center in Argentina constructed a hologram of dS space by taking two AdS universes, cutting them, warping them and gluing their boundaries together.

CES 2019 in Photos: The March of the Gadget Fanatics

CES 2019 in Photos: The March of the Gadget Fanatics

An estimated 180,000 attendees made up of manufacturers, retailers, technology buyers, and just plain tourists flew in to Las Vegas, Nevada to prowl miles of expo hall booths, interact with robots, try flashy virtual reality demos, or just look for their next phone case.

Will John McCain be the last Republican leader in the Senate to address climate change?

Will John McCain be the last Republican leader in the Senate to address climate change?

Although others had brought climate change as an issue to the Senate, McCain, a Republican, and democratic Sen. Joseph Lieberman were the first to bring climate legislation that aimed to reduce emissions.