This persnickety number determines the strength of magnetic fields. It figures in everything from motors and generators to audio speakers. Oh, and without it we’d live in eternal darkness.

Gravity not only holds us firmly to the ground but also anchors oceans, keeps the atmosphere in place, and binds planets and stars into systems.

Celebrating 10 years since the first detection of gravitational waves coming from colliding black holes, LIGO has confirmed ...

Kinetic energy has to do with the motion of an object—the faster it’s moving, the more kinetic energy it has. If you take a ...

Gravity is the unseen force that shapes the universe, yet we rarely give it much thought. First explained by Sir Isaac Newton, it is the pull that draws objects toward one another based on their mass ...

The third Quantum Gravity conference took place at Penn State University from 21 to 25 July 2025, bringing together ...

For a quarter century, cosmology has leaned on one framework to explain how the universe expands. Known as the ΛCDM model, it ...

Dark energy —the term used to describe whatever is causing the universe to expand at an increasing rate—is one of the universe's greatest mysteries ...

Over the last few weeks, we concluded that based on scientific observation and evidence from the cosmos, and evidence that ...

The series was a masterclass in mature storytelling, and in doing so, it changed the entire landscape of Star Wars forever.