Removing body hair is a practise that has been traced back as far as ancient Egypt and India,1,2 where copper razors were used by women to shave their body hair as well as the hair on their head. Hair removal is still just as popular and desirable for many people today, although the methods we … Continue reading How does Hair Removal Cream Work
The word rust is a common name for the specific compound Fe2O3, also known as iron oxide. The iron in this compound is iron(III), meaning it has lost three of its electrons when binding to the oxygen. Iron and alloys which contain iron are abundant materials that are found in cars, bikes, chains, and many … Continue reading What Causes Rusting and is it Limited to Iron
It is well known that cleaning your dirty dishes with water alone is just not sufficient and so, we employ soaps like fairy liquid and use dishwasher tablets to help us get rid of the dirt, but why do we need these? Soap is a generic term for fatty acid salts, with the general formula … Continue reading Why we Need Soap to Clean Dirty Dishes
Even though the sun is almost 150 million kilometres away from us, its UV rays are still able to cause significant damage to humans here on Earth. Whilst UV radiation is able to mutate your DNA and promote the formation and growth of tumours, it is also beneficial to us as it facilitates the natural … Continue reading How Does Sunscreen Protect our Skin
Most of us have childhood memories of running through patches of tall grass and suddenly feeling a sharp pain as we scrape past a patch of nettles. The next few minutes would be spent frantically searching for a dock leaf to stop the pain, and for many of us this would still be our first … Continue reading Nettle Stings and the Dock Leaf Remedy
My name is Lauren and I am a chemist. I am currently in my second year studying towards my PhD in inorganic chemistry. The idea behind my research is to design and synthesise cages of different shapes and sizes on a molecular scale. These cages usually have some internal void space which can then be … Continue reading Meet Lauren
Last week I wrote about the WOW! Signal. The most likely candidate for a formal effort of contact from extra-terrestrials due to its irregular and almost artificial qualities. This does pose a thought, are radio waves the best way to establish contact? Although radio signals are received by radio telescopes every day, some are extremely … Continue reading Using Radio Waves and Other Means To Make Contact.