Grimy windows could be harbouring toxic pollutants
Dirty windows can harbour potentially harmful pollutants under protective films of fatty acids from cooking emissions – and these can hang around for long periods of time.
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Dirty windows can harbour potentially harmful pollutants under protective films of fatty acids from cooking emissions – and these can hang around for long periods of time.
Three candles of different heights are lit in a closed space. Surprisingly, the longest candle goes out first. Can you solve the mystery?
Which is better: tap or bottled water? Try these activities based on simple analyses, a debate, and a blind tasting to learn about drinking water and encourage sustainable habits.
Picture sequences provide engaging opportunities for students to explore the concepts of speed and acceleration using supplied digital images or their own smartphones.
A waste of space: years of human activity in space have left thousands of objects in orbit around the Earth. Learn more about the risks they pose and what we can do about it.
Do air convection currents really move as they are drawn in textbook illustrations? Let’s make invisible convection currents visible using mist.
We can’t image our home galaxy from the outside, so how do we study it? Learn how astronomers unveil the dramatic past of the Milky Way and peer into its future.
Still standing: have you ever wondered how buildings stand? Or why they sometimes fall? Let’s explore this through bridges, from construction to collapse.
Turning the tide: celebrate World Oceans Day in your classroom with ocean articles spanning the breadth of STEM subjects, from biology to physics.
Explore the everyday science behind the quest to harness fusion energy – the energy that powers the stars – in a safe way here on Earth.
Grimy windows could be harbouring toxic pollutants
A twist on the candle mystery
What are you drinking? Tap water versus bottled water
Moving pictures: teach speed, acceleration, and scale with photograph sequences
Objects in orbit: the problem of space debris
A misty way to see convection currents
Galactic Archaeology: how we study our home galaxy
Building bridges: how do structures stay upright?
Planet ocean: articles to put the ocean centre stage on World Oceans Day
The everyday science of fusion