When will we be able to upload our brains to a computer?

We often imagine that human consciousness is as simple as the input and output of electrical signals within a network of processing units – therefore comparable to a computer. The reality, however, is much more complicated. For starters, we don’t actually know how much information the human brain can hold. Two years ago, a team …

A quantum computing future is unlikely, due to random hardware errors

Subhash Kak, Oklahoma State University Google announced this fall to much fanfare that it had demonstrated “quantum supremacy” – that is, it performed a specific quantum computation far faster than the best classical computers could achieve. IBM promptly critiqued the claim, saying that its own classical supercomputer could perform the computation at nearly the same …

We have the tools and technology to work less and live better

In 1930, a year into the Great Depression, John Maynard Keynes sat down to write about the economic possibilities of his grandchildren. Despite widespread gloom as the global economic order fell to its knees, the British economist remained upbeat, saying that the ‘prevailing world depression … blind[s] us to what is going on under the …