Why does it appear to be colder just as dawn breaks? Read more
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01/02/2011
Why does it appear to be colder just as dawn breaks?
08/02/2011
What was the cause of the green ring seen around the Moon?
Dead birds and hibernating flies
Many birds must die each year, so why are their corpses so rare?
22/02/2011
Can we reduce food scarcity by reducing food waste?
28/06/2011
Would many small nuclear power plants be better than one large one?
Southern Ocean Wanderers
How does the sea-going albatross survive Antarctic storms?
Comets and Constellations
Are comets boiled away to nothing by the heat of the Sun?
Bees, Moths and Snowdrop Bulbs
Are pesticides linked to the collapse in honey bee numbers?
Clouds, Boats and Pond Life
With Richard Daniel. Is pollution from leisure craft damaging the environment?
Rustling Leaves and Coppiced Verges
With Richard Daniel. Is it viable to grow coppiced woodland along Britain's roads?
Making Oil from Plastic and Seaweed
Will it ever be viable to grow seaweed to make into petrol?
Historic Faversham
What challenges face market towns in the modern world?
Ageing Apples and Invisible Pheasants
How do ground-nesting birds avoid detection by predators?
Docile Bees and Solar Panels
Has breeding docile honey bees weakened them?
Is renewable energy truly renewable?
Could large numbers of wind turbines affect our climate?
Carbon dioxide munching plants
Which plants absorb carbon dioxide from the atmosphere most effectively?
Are Our Seasons Changing?
Do second flushes of spring blooms signal changing seasons?
What has happened to the lapwings?
Why are there so few lapwings left in the UK?