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ARTICLE

Positive and negative effects of UV

The Earth’s atmosphere blocks most of the Sun’s UV radiation from penetrating through the atmosphere. The small amount that gets through has both positive and negative effects. Positive ...

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ARTICLE

Uses for UV

There are a variety of ways we put ultraviolet (UV) radiation to good use. Our skin and UV When we expose our skin to UVB, it stimulates the production of vitamin D, which our bodies need. Window ...

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ARTICLE

How microscopes magnify

A microscope is something that uses a lens or lenses to make small objects look bigger and to show more detail. This means that a magnifying glass can count as a microscope! It also means that ...

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ARTICLE

History of microscopy – timeline

Microscopes let us view an invisible world – the objects around us that are too small to be seen with the naked eye. This timeline provides a look at some of the key advances in microscopy. ~710 ...

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ARTICLE

Exploring with microscopes – introduction

We live in a beautiful world – and that beauty and complexity extends far beyond what humans can see unaided. From plant and animal anatomy to cells and proteins and even down to the level of ...

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ARTICLE

What is UV?

Ultraviolet (UV) light is part of a family of radiations called the electromagnetic (EM) spectrum. UV is just beyond the violet end of visible light and has smaller wavelengths and greater ...

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ARTICLE

You, me and UV – introduction

Often we hear of ultraviolet radiation (UV) in the media. The message given is that it is a dangerous and invisible component of sunlight that is best avoided – too much UV of any kind can age ...

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ARTICLE

Making connections in the brain

The human brain has a multitude of functions. As well as organising our thoughts, feelings and actions, it also controls bodily processes like fertility. At puberty, the brain is ultimately ...

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Exploring with microscopes – question bank

An inquiry approach is a method often used in science education. The question bank provides an initial list of questions about our resources on exploring with microscopes and places where their ...

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Exploring with microscopes – key terms

Taking a closer look at our world Microscopes let us view an invisible world – the objects around us that are too small to be seen with the naked eye. Learn more about how microscopes work and ...

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ARTICLE

Monitoring UV

Dr Richard McKenzie, a senior scientist for the National Institute of Water and Atmospheric Research (NIWA), has been conducting research into ultraviolet radiation for a number of years. He ...

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ARTICLE

Children’s exposure to UV

Researchers like Richard McKenzie have shown that summer radiation in New Zealand has the potential to burn and, as research shows that excess UV exposure in early life could be an important risk ...

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ARTICLE

You, me and UV – key terms

This resource provides explanations of the key concepts encountered when exploring ultraviolet (UV) radiation – the ‘basics’ that every student should understand. Understanding these and using ...

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Understanding UV and skin cancer – timeline

This provides a timeline of events related to UV from both a living world and a physical world perspective. 900 BC - 500 AD - Ancient Greek and Roman women lighten their skin Tanned skin is not ...

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ACTIVITY

Write a secret message

In this activity, students use a UV light-emitting diode pen to write secret messages and investigate a range of objects to see if or how they fluoresce. By the end of this activity, students ...

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ARTICLE

You, me and UV – question bank

An inquiry approach is a method often used in science education. The question bank provides an initial list of questions about good and the bad of ultraviolet radiation and places where their ...

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ARTICLE

Glow-worms may help medical breakthroughs

Otago University scientist Dr Miriam Sharpe received funding in 2010 from the Foundation for Research, Science and Technology (FRST) to begin a 3-year study into which protein makes glow-worms’ ...

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