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Månadens problem, februari 2019

Du kan ladda ner alla problemen som en pdf. Glöm heller inte att skicka in dina lösningar! Vi publicerar lösningar och kommentarer när inkomna lösningar är sammanställda. Feb_manadens_problem_2019 Skicka in lösningar Vi utmanar alla enskilda, grupper och klasser att skicka in lösningar, kommentarer eller förklaringar till hur ni löst problemen. Bidragen kan vara digitala eller […]

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Replication

The holy grail of science is replication. If a finding cannot be repeated, then it did not happen in the first place. There is a reason that the humor journal in the hard sciences is called the Journal of Irreproducible Results. Läs mer [Robert Slavins Blog]

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How socioeconomic status shapes developing brains

The relationship between socioeconomic status (SES) and brain anatomy is mostly stable from childhood to early adulthood, according to a longitudinal neuroimaging study of more than 600 healthy young people. This finding suggests interventions designed to mitigate the influence of low SES on brain and mental health may be most beneficial for children younger than

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Better security achieved with randomly generating biological encryption keys

Data breaches, hacked systems and hostage malware are frequently topics of evening news casts — including stories of department store, hospital, government and bank data leaking into unsavory hands — but now a team of engineers has an encryption key approach that is unclonable and not reverse-engineerable, protecting information even as computers become faster and

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