Fish scattering sound waves has impact on aquaculture

Schools of fish can scatter sound waves, which has impacts on fish farming. Fisheries acoustics have been studied for over 40 years to assess biomass and optimize aquaculture applications.

Emails outside working hours: Are they against employment law?

It is common for many employees to send, read and reply to work emails at all hours of the day and night, including weekends. This change in work culture developed in recent decades and has accelerated with the advent of ...

Large-scale education tests often come with side effects

When results come out for big education tests like the Programme for International Student Assessment (PISA), which primarily measures 15-year-old students' knowledge and skills in reading, mathematics and science, the focus ...

Life of a foam

A fine coffee froth does not last forever. The bubbles that make the milk light and creamy are eventually torn apart by the pull of gravity. But there is a place where foams have a more stable life—in the weightless environment ...

Improved pH probes may help toward cancer treatments

Nanopipettes with zwitterionic membranes may offer improved monitoring of changes in pH surrounding living cells, which can indicate traits of invasive cancer cells and their response to treatment, report researchers at Kanazawa ...

A new view for glasses

Researchers at the University of Tokyo introduced a new physical model that predicts the dynamics of glassy materials based solely on their local degree of atomic structural order. Using computer simulations, they showed ...

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