614: CIA Time Travel Secret | The Grays Are F...

In 2010, someone posted a thought experiment on a philosophy forum. Within hours, people were having nightmares. The founder deleted it immediately — which only made it spread faster.The idea is simple and brutal: a future AI will look back through time and punish everyone who kn ...  Show more

Scott Wolter, a forensic geologist, has spent 25 years following a trail of physical evidence — rocks, runes, bones, and buried artifacts — that leads somewhere most historians refuse to go.It starts with a stone pulled from a Minnesota farm field in 1898 and ends with a sealed j ...  Show more

In the early 2000s, a man named John Titor began posting on an internet forum claiming to be a time traveler from the year 2036. Not only did he offer photos and schematics of the time machine he used, but he also gave numerous predictions about the future—some of which came t ...

Science fiction writers have made some amazingly accurate predictions over the years, but in 1945 the pace of technological change created a field that spun off of sci-fi forecasting, futurology. Learn all about it with Josh and Chuck in this classic episode.See omnystudio.com/li ...  Show more

<span data-sheets-value= "{"1":2,"2":"Physicist and author Michio Kaku visits Google to discuss his book "Quantum Supremacy: How the Quantum Computer Revolution Will Change Everything." The book takes us on an exhilarating tour of humanity's next great technological achievemen ...

"With the great power to invent technology comes a great responsibility." – In this lively and energetic podcast conversation, economic sciences laureate Simon Johnson talks about how the past, future and present are interconnected, as well as how science fiction and history are ...  Show more