Doubtless the majority of people reading this will, at some point in their life, have had the unpleasant experience of being stung by stinging nettles. But what chemicals do stinging nettles contain that elicit this effect? Further to that, a commonly espoused remedy for the stings, in the UK at least, is to rub dock […]
Spiders are the most numerous venomous animals on the planet; the number of species predicted to be in existence, 150,000, is thought to be greater than the numbers of all other venomous creatures combined. Almost all spiders, with only a few exceptions, produce venom, which serves the primary purpose of immobilising their prey. However, the content […]
Neonicotinoid pesticides have, not for the first time, been hitting the news over the past few weeks. The commonly used chemicals help keep pests from decimating crops, but have been linked with negative effects on other organisms, in particular bee colonies. This graphic and article take a look at what we know about the neonicotinoids, and […]
Today’s post crosses over into the realm of biochemistry, with a look at the chemical structure of DNA, and its role in creating proteins in our cells. Of course, it’s not just in humans that DNA is found – it’s present in the cells of every multicellular life form on Earth. This graphic provides an […]
The Chemistry of Slug Pellets
Slugs and snails are common garden pests, and gardeners often turn to slug pellets in order to fend them off. What exactly are those blue pellets made of, though, and can they pose a risk to other animals as well as molluscs? This graphic examines the compounds used, and their potential undesired effects, as well as […]
With Valentine’s Day upcoming, part of your Valentine’s plan may well involve sending flowers. These come in an array of different colours, and also have a range of different scents. What are the chemical compounds behind these scents? That’s the question that this graphic tries to answer, with a more detailed discussion of each below.