Forget the Turing test. In Sam Altman's world, the only verdict that matters comes from physicist David Deutsch.

OpenAI CEO Sam Altman and physicist David Deutsch proposed a novel AI benchmark: solving quantum gravity and explaining the reasoning. Deutsch, a prop ...

While speaking with David Deutsch, OpenAI CEO Sam Altman proposed a future test for true AGI: if GPT-8 were to solve quantum gravity, it would qualify as AGI.

In May 2019, astronomers picked up something strange in the fabric of spacetime. The LIGO and Virgo detectors recorded a gravitational wave that lasted just one-tenth of a second.

In any experiment, specifying a physical quantity of interest always relies on a reference frame. For example, identifying the time at which an event happens only makes sense relative to a clock.

Cold atom experiments are among the most powerful and precise ways of investigating and measuring the universe and exploring the quantum world. By trapping atoms and exploiting their quantum ...

From Niche Tech to Meme Stock Madness Rigetti Computing (NASDAQ:RGTI) has become a quantum computing poster child, soaring from obscurity to a $10 billion valuation in mere years. As quantum tech ...

This article explores how our understanding of the universe has evolved—from the scale of everyday experience down to the Planck length ...

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...

Some things we see in space appear to outpace light. Now we are learning to harness these bizarre optical illusions to understand the mysteries of neutron stars, gamma ray bursts and more ...

STORY: NASA will send four astronauts on a ten-day voyage around the moon in 2026 - the latest step in a mission to land humans on the lunar surface for the first time in more than five decades.:: ...