Theme: The inherent power of light

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Skin pigment neutralises UV radiation from the sun through projectiles

Researchers at Lund University and others have shown that skin pigments convert UV radiation into heat through a speedy chemical reaction that blasts protons from the pigment molecules. The skin pigment thereby protects the body from hazardous UV radiation from the sun. Researchers at Lund University, together with colleagues in...

Life on the bright side – about SAD

“‘Look on the bright side!’ – is something you might have been told when complaining about feeling tired and blue despite the Christmas holidays. But happy outbursts won’t help if you are someone who suffers from Seasonal Affective Disorder (SAD). However, light – a lot of light – in the...

Sunlight on bare skin provides vital vitamin D

Light affects us in more ways than we previously thought. We both need to see daylight to become awake and alert, and have sunlight reach our skin to stay healthy. “In terms off morbidity and mortality in general in the Nordic region, we see clear seasonal and temporal variation that...

Four light-projects at Lund University

Can a vitamin D cure help suicidal patients? A study of 59 suicidal patients showed that approximately 60 per cent of the patients suffered from a vitamin D deficiency, and that this was also linked to an increased inflammation in the body. Vitamin D deficiency and low vitamin D levels...

Marie-Claude Dubois conducts research within the field of Energy and Building Design at Lund University.

Sustainable design connected to light and nature

A good building is a building that has access to natural light, low energy consumption, is resilient, that is, that can handle crisis situations, and satisfies people’s needs ‘naturally’. According to architect Marie-Claude Dubois, to achieve such a sustainable building design, we must strive for strong solutions. THESE DAYS when...

Colours that depict light

Column: Gertrud Sandqvist, Professor of the Theory and History of Ideas in Visual Art at Lund University, 2015 The central perspective was invented some 600 years ago by artists both North and South of the Alps to make angels seem more authentic – a method to create the illusion of depth...