Every day, people are constantly learning and forming new memories. When you pick up a new hobby, try a recipe a friend recommended or read the latest world news, your brain stores many of these memories for years or decades[1].
But how does your brain achieve this incredible feat?
In our newly published research in the journal Science,...
Gravity pulls us to earth, a lesson you learn viscerally the first time you fall. Isaac Newton described gravity as a universal attractive force, one that holds the Moon in orbit around the Earth, the planets in orbit around the Sun, and the Sun in orbit around the center of our galaxy.
In the 1990s, astronomers made the astonishing...
Much of what scientists know about the early solar system comes from meteorites – ancient rocks that travel through space and survive a fiery plunge through Earth’s atmosphere. Among meteorites, one type – called carbonaceous chondrites[1] – stands out as the most primitive and provides a unique glimpse into the solar system’s infancy...
Ideally, artificial intelligence agents aim to help humans, but what does that mean when humans want conflicting things? My colleagues and I[1] have come up with a way to measure the alignment of the goals of a group of humans and AI agents.
The alignment problem[2] – making sure that AI systems act according to human values – has...