Related topics: stress · stress response · stress hormones

Ship noise boosts stress in whales, 9/11 reveals: study

The steady drone of motors along busy commercial shipping lanes not only alters whale behaviour but can affect the giant sea mammals physically by causing chronic stress, a study published Wednesday has reported for the first ...

Tryptophan-enriched diet reduces pig aggression

Feeding the amino acid tryptophan to young female pigs as part of their regular diet makes them less aggressive and easier to manage, according to a study by Agricultural Research Service (ARS) scientists and cooperators.

Image: Smart particles

Down to the microscopic level, nanoparticles show promising properties. A team of experts in Italy has spent years tailoring tiny inorganic materials and analysing their behaviour. Some have magnetic properties, others are ...

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