Not long ago and in certain small circles of academic life, the word “theory” conveyed a special magic. It signified both sophistication and freedom, elevating its devotees into a rarefied world of ...

In 1980, Stephen Hawking gave his first lecture as Lucasian Professor at the University of Cambridge. The lecture was called "Is the end in sight for theoretical physics?" Forty-five years later, ...

A paper declared polyvagal theory "untenable." Here's why that's not the same thing as debunked—and why that matters for ...

Researchers have developed a new quantum theory of gravity which describes gravity in a way that's compatible with the Standard Model of particle physics, opening the door to an improved understanding ...

When I began my undergraduate physics degree (around 20 years ago), “What is the theory of everything?” was a question that I heard often. It was used as a label for how theoretical physicists were ...

Some health experts believe the controversial claims made by U.S. Health and Human Services Secretary Robert F. Kennedy Jr. might be due to an obsolete medical theory. Known as miasma theory, this ...

String theory found its origins in an attempt to understand the nascent experiments revealing the strong nuclear force. Eventually another theory, one based on particles called quarks and force ...