Stories start from everyday things, such as ice on a pond or whistling in telephone wires, and lead on to the physical concepts that underlie them – like molecules, atoms, energy and waves.

What Galileo discovered in Pisa explains how things move

3.26 Autumn leaves and the cycle of life
How fungi, bacteria and animals transform leaves into soil.

3.25 Combatting climate change – part two
Innovations in buildings and architecture

3.24 Combatting Climate Change – part one
Innovative ways of reducing CO2 emissions

What they’re for and how they work

3.22 The James Webb Space Telescope
Images from the early universe

Star formation and Einstein’s alternative concpet

Gravitational force and the solar system

3.19 Highs, lows, rain and snow – explaining weather maps
The effects of atmospheric pressure, temperature differences and the Earth’s rotation.

3.18 Energy and force – what’s the difference?
The fundamentals underpinning the urgent need to change how we transform energy for everyday use.

3.17 Singing and navigating – the extraordinary feats of ordinary birds
What science tells us about birdsong and migration

3.16 The perennial question of sex
How plants reproduce

The science of adhesion

3.14 Making Decisions
Evidence from experimental psychology about how we make choices

3.13 The Sun sets in the West – does it?
Why the timing of sunrise and sunset vary throughout the year

3.12 Reasons to be (a bit) cheerful (sometimes)
Good news stories from science and technology in gloomy times

How the passage of time is relative, not absolute

3.10 How do plants know when to flower?
The genes and proteins that measure the length of the day

What are heat and temperature?

The role of paper, kindling, logs and oxygen

Atmosphere, pressure and the middle ear

3.6 Aeroplanes
What on Earth keeps them up?

3.5 Atmospheric rivers
Why does it rain so much?

3.4 The colour of light
What is light; what makes a spectrum?

The story of surface tension


3.1 Whistling in the Wind
The story of whistling sounds and how they reach us.