Street lamps, illuminated signs and buildings – lights at night improve safety and make cities more attractive, but have also been shown to have negative effects for humans and animals. The more light there is, the fewer stars you can see in the night sky. In this year’s mass experiment, more than 11,000 pupils, families and other members of the public will help scientists measure light pollution by counting stars in the sky.

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Biodiversity is under threat. Can an app that recognises different species of ladybirds help provide a solution? Pupils and members of the public from across Sweden are being invited to get involved in real research to find out in a mass experiment being run as part of the 2018 Researchers’ Night in Sweden. The Ladybird Experiment is joint initiative between the Swedish Museum of Natural History and the civil society organisation VA (Public & Science).

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Press Release 24 October 2017

How credible do teenagers think the news in their digital news feeds is? And where do they get their news from? Around 6,000 pupils have been helping researchers to investigate these questions in a citizen science project involving schools across the whole of Sweden.

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Press Release 18 May 2017

Fake news is a topic that is currently generating much debate. But what kind of news is streaming through young people’s digital news feeds? And how trustworthy do young people think this news is? For the first time, researchers and pupils from across Sweden will together be investigating these questions in a mass experiment being run as part of the 2017 Researchers’ Night in Sweden.

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What is the function of the physical notice board in the digital age? Over 1,500 pupils have been helping researchers from the Universities of Gothenburg, Stockholm and Örebro to investigate in a mass experiment involving schools across the whole of Sweden.

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As European Researchers’ Night kicks off today (Friday 30 September) in 250 cities around Europe, we take a look at some of the activities that will be sparking the interest of members of the public in other countries and showing what researchers really do for society in a fun and engaging way.

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Press release 19 September 2015

In the last two weeks of September, more than 3,000 Swedish pupils will be out on the hunt, with their mobile phones at the ready. Pokémon? No, notice boards! In the Notice Board mass experiment, researchers and pupils will be undertaking pioneering research together.

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Press release 29 May 2015

They can be found outside the supermarket, at the bus stop, at the swimming pool: public notice boards, covered in handwritten notes, messages and posters. But what is the function of the physical notice board in the digital age? Who is saying what? And why? Scientists are now seeking the help of school pupils to map the contents of public notice boards around Sweden.

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Press release 31 August 2015

On 25 September it’s time for the European science festival Researchers’ Night that is taking place in 300 cities throughout Europe. In Sweden 27 towns are inviting schoolchildren and the general public to meet scientists in a range of activities, including workshops, science shows, science cafés and behind-the-scenes tours of research labs. The aim of Researchers’ Night is to show that scientists are ordinary people with extraordinary jobs.

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Press release 29 May 2015.

Swedish children and teenagers are pretty diligent at eating fruit and vegetables, according to the results of a mass experiment organised as part of Researchers’ Night. In the Vegetable Experiment, scientists at the Swedish National Food Agency enlisted the help of over 5500 pupils, who acted as research assistants for a day. Carrots and apples top the list of most eaten vegetables and fruit.

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