This issue of Catalyst includes the following articles:
Looking at how the laying of telegraph cables across the ocean bed has led to the science of oceanography.
This careers article looks at working with laboratory animals and their ethical treatment.
Knowledge of the human genome has increased greatly during the last 10 years, and the genome sequencing technique has become much faster.
The investigation by geographers of two tectonic plates which are separating in northern Ethiopia and how eventually a new ocean will form as a result.
The organisms which live in soil, including worms and mycorrhizal fungi, are vital for keeping soil healthy and productive.
The analysis of tiny residues of fats found in ancient pots allows archaeologists to determine which animals were being raised in the Neolithic period.
Pterosaurs were flying reptiles which died out along with dinosaurs. Analysis of the fossil record has increased our knowledge of these creatures and how they lived.