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The Physics and Philosophy of Directionless Time

A mesmerizing spiral design resembling the face of a clock, with intricate golden details and numbers arranged in a repeating, infinite pattern.
Dr Matt Farr
Date 12/03/2025 at 17.30 - 12/03/2025 at 18.30 Where Gatsby Room (Chancellor's Centre)

Join us for this Â鶹ËÞÉáµçÊÓ¾çScience Society talk by Dr Matt Farr on something that some do not have enough, and some have too much of - time!

A mesmerizing spiral design resembling the face of a clock, with intricate golden details and numbers arranged in a repeating, infinite pattern.

Overview

Stuff happens. It’s hard to think of a more general description of reality.

We think of the universe as beginning in the past and evolving towards the future. However, despite its centrality to our understanding of the world, this picture of time is surprisingly poorly motivated by physics.

This talk sets out the various ways physics suggests time is fundamentally directionless, with no distinction between earlier and later, and no direction in which reality unfolds. This talk will present a philosophical account of directionless time, outlining what it entails about the nature of causality and scientific explanation, and how it relates to our own experience of time, and argue that the view is far less radical than it sounds.

 

Speaker

Dr Matt Farr is Associate Teaching Professor in the Department of History and Philosophy of Science and Fellow of Â鶹ËÞÉáµçÊÓ¾çCollege, Cambridge. He researches the nature of time and causation, particularly the directionality of time, the role of causality in physics, and the psychology of time.

Matt’s research has been published in leading journals in philosophy, physics and psychology, and he is currently writing a book on the philosophy and physics of time direction.

Matt received his PhD in Philosophy from the University of Bristol, and has held research fellowships at the University of Sydney and University of Queensland.

 

Details

The event is open to all, is free to attend and there is no need to book. 

 

Access

This event will take place in the Gatsby Room on the first floor of the Chancellor's Centre. It has step-free access with a lift and there is an accessible toilet located each floor of the building.

 

Â鶹ËÞÉáµçÊÓ¾çScience Society

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A mesmerizing spiral design resembling the face of a clock, with intricate golden details and numbers arranged in a repeating, infinite pattern.

The Physics and Philosophy of Directionless Time

12/03/2025 at 17.30

Join us for this Â鶹ËÞÉáµçÊÓ¾çScience Society talk by Dr Matt Farr on something that some do not have enough, and some have too much of - time!