The proof, known to be so hard that a mathematician once offered 10 martinis to whoever could figure it out, uses number ...

Can you chip in? This year we’ve reached an extraordinary milestone: 1 trillion web pages preserved on the Wayback Machine. This makes us the largest public repository of internet history ever ...

aDepartment of Epidemiology and Public Health, University College London, London, UK bDepartment of Behavioural Science and Health, University College London, London, UK Whether short-term ...

We’re celebrating 180 years of Scientific American. Explore our legacy of discovery and look ahead to the future. Travel involves two main expenditures of energy: fighting gravity and propelling ...

Abstract: The conventional resource allocation methods, using a central node, are not resilient, owing to the failure of the central unit. An advanced solution is to apply distributed optimization by ...

Abstract: Currently, affine ciphers, despite their vulnerabilities, are an effective means of cryptographic protection of information in cases where the critical parameter is the time of encryption ...

Lecture series by Olivier de Gaay Fortman on his recent breakthrough results on Failure of the Integral Hodge Conjecture ...