How does a faraday cage work?
How do these conducting structures shield against electricity? You might expect lightning hitting a car to be dangerous, but in fact if you are shut inside the vehicle you are safe. This is because...
Category: Science
Medical History: The NHS through the decades
Discover just some of the many medical milestones throughout 71 years of the UK’s National Health Service *Click to expand 5 July 1948 – Birth of the NHS Launched by the health secretary Aneurin...
What is our biological clock and how does it work?
How biochemical processes keeps you in sync Our bodies run on an in-built 24-hour clock embedded in a part of the brain called the suprachiasmatic nucleus (SCN). Its 20,000 nerve cells sit in the...
Culinary Science: How does sous vide work?
Image credit: Anova Culinary To ensure their food is cooked to perfection, many top chefs use a method called sous vide, which is French for ‘under vacuum’. It involves sealing raw ingredients in vacuumed...
Potion Chemistry: The science behind Macbeth’s witches
Double, double, toil and trouble: discover the deadly ingredients added to the bubbling cauldron of Macbeth’s witches Tongue of dog More of a play on words than the literal ingredient, houndstongue (Cynoglossum officinale) is...
The science of deja vu: Have you read this before?
Discover the science of déjà vu and the technique used to trigger it Around 70 per cent of us experience it, in particular those of us aged 15–25, and it can be one of...
The Human Body: How many cells do you have?
Estimating the number of your body’s building blocks is not as straightforward as it seems By the most recent estimates, the average human is made up of approximately 37.2 trillion cells. To put that unthinkably...
Hair Bleach: How does hair lightening work?
Hydrogen peroxide, a type of bleach, has a variety of applications in industry – one of which is to remove colour from hair Hair is made from a tough protein called keratin, the same...
15 amazing science facts that will blow your mind
Impress your friends with these incredible facts about the world around us 1. Babies have around 100 more bones than adults Babies have about 300 bones at birth, with cartilage between many of them....
Are we still evolving?
Have culture and technology stopped evolution in its tracks? Every human alive today can trace their ancestry back to east Africa around 200,000 years ago – DNA from a single woman still exists in...
