An uncertain growth
Susan Curtis reviews Growth: From Microorganisms to Megacities by Vaclav Smil
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Read article: An uncertain growth
Energy efficiency guides lotus leaf growth
Different shapes of lotus leaves grown on and above water are due to mechanical effects, not plant genetics
Read article: Energy efficiency guides lotus leaf growth
Voter model examines how opinions spread between social networks
Statistical physics model sheds light on how opinions propagate among and between communities
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Bread machines get a much-kneaded physics makeover
Devices with a more highly curved spiral arm or two spiral arms that mimic hand kneading could produce a better-quality dough
Read article: Bread machines get a much-kneaded physics makeover
How well can biological cells sense their environment?
Mathematical model puts new constraints on fundamental sensing limits
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Self-regulating behaviour helps ants avoid traffic jams
Unlike humans, ants maintain flow even in crowded conditions
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Exploring the computational universe with Stephen Wolfram
The physicist and Mathematica creator reflects on how computational tools have changed in the past 30 years, and on the role that computational thinking plays in physics
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Treating epilepsy with physics
Louis Nemzer describes how studying the physics of the brain could help people with epilepsy by predicting the onset of seizures
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The physics of epilepsy, drones to monitor Chernobyl, and the ‘model-independent’ approach to particle physics
The September 2019 issue of Physics World is now out in print and digital formats
Read article: The physics of epilepsy, drones to monitor Chernobyl, and the ‘model-independent’ approach to particle physics
Mapping the network of international tourism
A talk about world travel patterns at the APS March meeting raises fascinating questions about how and where people choose to go
Read article: Mapping the network of international tourism
