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...work back to the time when there was no daughter, but only the parent, and this give us the age of the rock. This process is called ‘radiometric dating’. Uranium is not the only element used in radiometric dating, there are others too, and between them we have been able to produce hundreds of dates for events in the Earth’s history. Even before radiometric dating...

...work with a 4 tonne truck? We set out to find out... Hand cranking is the old fashioned method for starting a car... The crank shaft of a car is rotated by the engine at a speed depending on how much throttle is applied, measured in rotations per minute (rpm). A typical value is 3000rpm. Gears in a car change the rpm of the crankshaft to turn the wheels at different rates...

...working on the management of the environment and natural resources – and so developing the ability to communicate with people who are involved in managing the natural environment is a really important thing to ensure that environmental policies are developed and supported by the general public, land managers and politicians. Studying the natural sciences in Welsh means...