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Exploring mathematics: maths in nature and art
Science, Maths & Technology

Exploring mathematics: maths in nature and art

...systems to represent slices of cones. Where art meets maths How repeating motifs in fabric designs are made up of four isometric transformations. The last universalist An introduction to Henri Poincare and his efforts to prove the mathematical stability of the solar system. A chaotic universe A mistake in calculations leads to a revolutionary discovery. The power of...
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Audio 59 mins
Exploring Law
Society, Politics & Law

Exploring Law

...system for public scrutiny. Privacy Laws and The Media Professor Gary Slapper of The Open University, and Frances Gibb, Legal Editor of The Times discuss issues surrounding privacy laws and litigation for defamation. Right to Die Professor Gary Slapper of The Open University, and Frances Gibb, Legal Editor of The Times discuss issues surrounding assisted suicide and mercy...
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Audio 1 hr 9 mins
The Art of Breathing
Science, Maths & Technology

The Art of Breathing

...system during a stressful situation? Whether stress is physical or emotional, the ancient “fight or flight” response is triggered. Physiologically, this can lead to the stress-related diseases which are getting more common in the West, so track 3 looks at the Eastern tradition of yoga, which recognises that controlling the breath is key to retaining health of mind as...
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Audio 53 mins
Beachbrains
Science, Maths & Technology

Beachbrains

...systems-wise, networks of neurons have been the focus of simulation for over 25 years, starting with John Joseph Hopfield’s artificial neural networks (ANNs) in 1982. From that basis, and with many technological revisions, papers in Expert Systems currently present excellent results with ANNs based on a few hundred neurons. But it is still a long way from getting a...
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Article 10 mins
AI without borders: balancing productivity and privacy in agriculture
Science, Maths & Technology

AI without borders: balancing productivity and privacy in agriculture

...system makes decisions based on what it learns from past mistakes and data trends. In Machine learning (ML), a centralised model learns to perform by training on a single dataset. So, each record, data distribution, and raw data is accessible to the model. Contrary to this setup, federated learning (FL) provides a way to distribute the learning process of AI systems...
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Article 5 mins
Tim Lenton - Stories of Change
Nature & Environment

Tim Lenton - Stories of Change

...System Science at the University of Exeter is interviewed by Roger Harrabin for 'Stories of Change'...[Tim Lenton] Tim Lenton is Professor of Climate Change and Earth System Science at the University of Exeter, where he researchers the coupled evolution of life and planet Earth, develops and uses Earth system models, and studies the prospects for early warning of climate...
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Audio 5 mins
The age of offence
Society, Politics & Law

The age of offence

...system of beliefs. By attacking your belief system, the person giving offence is also attacking your sense of identity. It’s this relationship with values and beliefs which turns offence culture into such a political issue. Arguments over offence are often arguments over social norms. Over what sort of behaviour, or what sorts of attitude, we feel should be acceptable...
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Video 30 mins
What is a virus?
Science, Maths & Technology

What is a virus?

...system responds. Although tiny, viruses are complex, diverse entities that have the capacity to infect hosts, replicate themselves and then spread to additional hosts. In addition, viruses can sometimes transfer between host species, or they can mutate and re-infect the original host species. What is a virus? Viruses are microscopic packages of genetic information (DNA or...
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Article 20 mins