Air pollutants arise from natural processes and human activities. In this SATIS Revisited resource, students investigate air pollution, how it is monitored and some effects on human health. Air pollutants arise from a wide variety of sources, although they are mainly a result of the combustion process. It is easy...

These diagnostic questions and response activities (contained in the zip file) support students in being able to:

• Recognise that air is made up of a mixture of different substances.
• Describe the composition of air.
• Name the substances that may be found in polluted air.
• ...

This resource consists of two field work activities. The first records lichens on trees as an indicator of air quality and the second looks for tar spot fungus on sycamore leaves. This links to curriculum work on plants, habitats, air quality and improving the environment. This resource includes a workbook, field...

This resource uses the context of long distance runner Eliud Kipchoge trying to be the first person to run a marathon under 2 hours, to look at air resistance.  The video below is a good introduction to the challenge facing Eliud. 

The presentation, which contains teacher notes, looks at the forces involved...

Alan works at the UK Astronomy Technology Centre, and is designing software for the James Webb Space Telescope.  Alan talks about his work on the mid infrared instrument which will look at the formation of galaxies in the early universe.  He uses coding in his job and explains how you need to write algorithms to a...

A Catalyst article about the life and ideas of Albert Einstein. He is most famous for his ideas on relativity which formed the theory of general relativity, in which he showed that gravity could be explained as the effect of large masses on space. After the Second World War he also worked with other scientists and...

A Catalyst article about alchemy, the study of eternal life, salvation, and the answer to the ultimate questions about life, the universe and everything. It flourished for more than 1500 years until, in the late 1600s, the beginnings of modern, scientific chemistry edged it aside. The article looks at what was...

Adults drink more frequently than adolescents, but when adolescents drink they tend to drink larger quantities. There is evidence to suggest that the adolescent brain responds to alcohol differently from the adult brain. Scientists at the University of Oxford are...

Alfie, aged 14, was born with chronic granulomatous disorder (CGD), a rare blood condition that stops his immune system working properly; causing him repeated bouts of serious infection. He shares his personal journey through a bone marrow transplantation to cure him of this life-threatening condition. Keywords:...

This Catalyst article looks at the work of Alfred Russel Wallace who developed a theory of evolution in parallel with Charles Darwin; they published their findings jointly. As a scientist he was interested in lots of different things, from how different species came into existence to the question of whether ghosts...

This reliable practical allows students to use algae to look at the rate of photosynthesis with quantifiable and replicable results. In this protocol, the...