Any Single Galaxy Reveals the Composition of an Entire Universe

The problem of common-sense reasoning has plagued the field of artificial intelligence for over 50 years. Now a new approach, borrowing from two disparate lines of thinking, has made important…

Einstein’s description of curved space-time doesn’t easily mesh with a universe made up of quantum wavefunctions. Theoretical physicist Sean Carroll discusses the quest for quantum gravity with host Steven Strogatz.

The key to understanding the origin and fate of the universe may be a more complete understanding of the vacuum.

When the brain encodes memories as positive or negative, one molecule determines which way they will go.

Of all the endless questions children and mathematicians have asked about infinity, one of the most fascinating has to do with its size.

Physicists are building neural networks out of vibrations, voltages and lasers, arguing that the future of computing lies in exploiting the universe’s complex physical behaviors.

Some 200 places around the world have now achieved Dark Sky status. Frankie Adkins explores the benefits nights with out light pollution can bring.

The psychology of alien contact largely revolves around the concept of "otherness." We need to be comfortable around strange things.

Supermassive black holes have come to the fore as engines of galactic evolution, but new observations of the Milky Way and its central hole don’t yet hang together.

Is science absolute? Its truths and discoveries guide us towards the nature of reality, but we must always remain open-minded to revisions.