The researchers used crewed submarines and remotely operated vehicles to collect samples from about 3,900 to 25,300 feet (1,200 to 7,700 m) below the water's surface, in the Mariana Trench in the ...

Some soldiers developed a problem called trench foot. In the middle was no ... I was a soldier in the trenches during World War One. WW1 SOLDIER JACK: Mud? Oh, we know all about mud here on ...

In pairs they could annotate the picture using their prior knowledge of trench design to explain the possible causes of the flooding and why conditions were so poor. Then they could add ideas ...

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Trench mouth, also known as necrotizing gingivitis, is a severe gum disease caused by different types of bacteria. It is a non-contagious condition that leads to painful, bleeding gums and open ...

A new gravestone has been erected for a World War One soldier who died as a result of the after effects of a gas attack and heart disease - caused by infections contracted in the trenches.