Members of a picket line outside a stone building hold signs reading 'UCU official dispute'.

Protestors at the University of Cambridge, UK, on 24 November.Credit: Martin Pope/Getty

More than 70,000 academics and staff members at 150 UK universities began the largest strike in the history of higher education on 24 November, in protest against poor pay, unsustainable working conditions and pension cuts. Among them

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Biological membranes can achieve remarkably high permeabilities while maintaining ideal selectivities by relying on homogeneous internal structures in the form of membrane proteins. In new research, a team of scientists led by Penn State University and the University of Texas at Austin applied such design strategies to desalination polyamide membranes.

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