Category Archives: Quantum foundations

Why the many worlds interpretation of quantum mechanics is fantastic

Why many worlds? Quantum mechanics is often presented as being “our most successful theory ever”. Despite 100 years of stringent experimental tests it has never been proved wrong. It has been confirmed to an accuracy of 1 part in 1012 … Continue reading

Posted in Quantum foundations, Superposition | Leave a comment

What does quantum mechanics tell us about reality? Part II

This blog post follows on from a previous post, “What does quantum mechanics tell us about reality”, in which I tried to give a balanced and non-technical overview of some of the interpretations of quantum mechanics. In this post I will … Continue reading

Posted in Entanglement, Philosophy, Quantum foundations, Superposition | 4 Comments

A spectrum of resources: from hot to quantum

How much coal do I need to put into my steam engine to get to Glasgow? How efficient can I make my power station? What’s the best way to cool down a cup of tea? The fundamental answers to these … Continue reading

Aside | Posted on by | Leave a comment

What does quantum mechanics tell us about reality?

In this blog post I will introduce a core philosophical issue at the heart of quantum mechanics, and some of the most popular resolutions to this problem. This will be a non-technical introduction – I will try to avoid jargon … Continue reading

Posted in Philosophy, Quantum foundations, Quantum research | 2 Comments

Can we freeze something at room temperature? Yes, quantum coherence!

  Happy 2017 from the Quanta Rei team! We close the current year with a guest post from our former member, long-time friend and collaborator Dr Rosario Lo Franco |RLF>   From the dawn of agriculture until the industrial revolution, all … Continue reading

Posted in Dancing quanta, Interference, Quantum foundations, Quantum research, Superposition | 1 Comment

There is no local realism within the quantum realm!

What is reality? Is there a mathematically rigorous way to define it? Following the German philosopher Immanuel Kant, we can at least start by vaguely identifying two different kinds of reality: anything that we come across a posteriori as a … Continue reading

Image | Posted on by | 2 Comments

So, what are you researching? Connections between quantum entanglement and metrology

“So, what are you researching?” The dreaded question I am asked on countless occasion. From friends, family, acquaintances, this is a very natural question to ask of somebody doing a PhD – research is both their passion and their purpose. So … Continue reading

Posted in Entanglement, Quantum foundations, Quantum research, Superposition | 8 Comments