What Is Pus?
What Is Pus? The pus, typically white-yellow, yellow, or yellow-brown, we see oozing out from a septic cut is made up of the dead bodies of
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Bacteria
Who Was Antonie Philips Van Leeuwenhoek?
Who Was Antonie Philips Van Leeuwenhoek? Antonie Philips van Leeuwenhoek (1632-1723) was a Dutch scientist whose experiments with microscope
What Is Superbug Ndm-1?
What Is Superbug Ndm-1? A new superbug could spread around the world and scientists say there are almost no drugs to treat it. Researchers h
What Happens When Things Go Mouldy?
What Happens When Things Go Mouldy? The moulds we find on bread, cheese and other foods are fungi, like the mushroomy substances that grow o
When Does Pollution Kill a River?
When Does Pollution Kill a River? A river will die when pollution reaches such a level that all the available oxygen is absorbed. This can h