This video introduces a reliable technique to demonstrate tissue culture and totipotency, and shows how best to use this protocol with your students.

Unlike animal cells, many plant cells are totipotent, meaning that...

Produced in 2014, this resource looks at cell signalling when the hormone adrenaline binds to receptors on the surface of the target cell. The resource sheets describe how the original hormonal signal is amplified through a cascade reaction.

Charles is investigating whether there is life on other planets.  He studies life in extreme environments, such as in volcanoes or on the International Space Station.  He studied biochemistry at university and went on to study astrobiology and the possibility of life on other planets. 

There are two cuts of...

Born in London to parents who emigrated from Ghana, Charlotte Armah's scientific work may have very obvious benefits for us all. She leads experiments involving human volunteers to learn whether eating particular foods, especially broccoli, can protect us from diseases such as cardiovascular disease and cancer....

Chris is based at Boulby Underground Laboratory.  The laboratory is in Boulby Mine – the deepest mine in the UK.  The lab is in a salt layer over 1km deep underground, which means that it is in a very low radiation environment.  This location is ideal for performing experiments on dark matter and in astrobiology. ...

Ball on a tether released (horizontal plane)