At the turn of the century, it sounded as if string theory could give us big answers about the universe. Well… has it?

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I ...

From Fundamental Concepts to Dynamical Mechanisms, by Wolfgang Bietenholz and Uwe-Jens Wiese, Cambridge University Press.

A recent experiment at Fermilab has delivered intriguing results that challenge standard predictions, adding fuel to the ...

Physicists show knotted cosmic strings may have dominated the early universe before collapsing to create matter—a theory ...

Vincenzo Savona, head of the Laboratory of Theoretical Physics of Nanosystems. 2025 EPFL/Murielle Gerber- CC-BY-SA 4.0 ...

The search for quantum gravity is the next big step in physics, as researchers seek to unify the physics of the very small ...

The same pulling force that causes “tears” in a glass of wine also shapes embryos. It’s another example of how genes exploit ...

Create a Physics World account to get access to all available digital issues of the monthly magazine. Your Physics World account is sep ...

The geometry of space, where physical laws unfold, may also hold answers to some of the deepest questions in fundamental ...

The briefing book of the 2026 update of the European Strategy for Particle Physics was published in October. Paris Sphicas ...

Simulations and satellite data reveal that Earth's magnetic field is more complex than scientists had thought. Scientists ...