Surgery is a growing field. New technologies and methods for carrying out procedures are constantly evolving, making surgery much more safer and result in higher success rates. However, in the past, this wasn't at all the case. All aspects of medicine weren't as advanced and were completely different, including surgery. Anaesthesia wasn’t even around until … Continue reading The History of Surgery
Offender profiling, also known as criminal profiling and psychological profiling, is an investigative technique used by law enforcement to help catch the perpetrator(s) of crimes, especially serious ones. It is based on what type of person the perpetrator is like through analysing the crime and crime scene. Image by Emilian Robert Vicol from Pixabay There … Continue reading What is Offender Profiling?
Your body needs to be able to regulate its water levels to prevent cells from getting damaged. Due to osmosis, if your body has too much water, your body cells will swell up and burst. On the other hand, if your body doesn’t have enough water, cells will shrivel up and die. Thankfully, as a … Continue reading The Kidneys and Controlling Water Levels
There are three types of radiation: alpha (α), beta (β) and gamma (γ) radiation, which all have different properties due to their structure. Radiation is emitted from radioactive isotopes (isotopes are different versions of the same element with the same number of protons but a different number of neutrons, so they have the same atomic … Continue reading The Three Types of Radiation
Atoms, derived from the Greek word ‘Atomos’, meaning indivisible, make up everything in the world. They are the smallest part of elements that can exist, but what exactly is the structure of an atom like on the inside? Protons, neutrons and electrons, which are subatomic particles, make up atoms. Each proton has a relative charge … Continue reading The History of The Atomic Model
Imagine that it’s a freezing day, with snow piled up high and still falling and you wanted to go for a walk outside. So, you put on your extra fluffy pair of socks and very comfortable shoes and you step outside, without wearing one of the most important items of clothing, a coat. To say … Continue reading Why do we shiver when we’re cold?
Biologically speaking, fear is an incredibly important feeling to have as it is responsible for helping us to get out of dangerous or scary situations. This could be something like running away from a crocodile to simply giving a speech to huge group of people. Whatever it is, it’s terrifying for us isn’t it? However, … Continue reading Why am I scared? The science behind fear.