The Science of Aging – Why do we age at all ?
While many search for the elusive Fountain of Youth, you might be wondering, Why do we age in the first place? What is it about our bodies or cells, biologically, that causes us to grow old?
Your Brain is Amazing but Who Are You? What is Your Reality? How do You Decide?
You’re human brain is nothing short of amazing! Made up of billions of neurons that communicate in trillions of connections it’s one of the most complex and fascinating organs in your body.
In this article we look at some of the amazing and awesome aspects of the brain – effectively asking some deep questions – Who Am I, What is Reality, How do I Decide?
Why Do Our Fingernails Grow Faster Than Our Toenails?
No, you’re not imagining it – your toenails really do grow much more slowly than your fingernails. In this article we look at some theories
Can Sneezing Pop Your Eyeballs Out ?
More often than not, it comes from out of the blue. With only a second’s notice to brace yourself … achoo! Instinctively you close you’re eyes and the sneeze issues forth at speed. It’s such a forceful reaction one has to wonder : If you had managed to keep your eyes open – would they have popped out ?
One Giant Leap for Mankind : The Evolution of our ability to Speak
If there’s one thing that has helped propel out species forward it must surely be the ability to speak. This relative revolution in evolutionary terms has allowed us to collaborate, co-ordinate, innovate, share ideas and express abstract concepts. But how did this come about ?
What Will Happens to the Earth if the Ozone Layer Keeps Ripping?
Today you can’t pick up a newspaper or watch a nature programme without hearing about global warming and the damage we are doing to our planet. However this isn’t the first natural calamity, caused by man in the modern era – until a decade ago it was all about “the Ozone Layer”.
How is the Non-Stick Coating Stuck on to Kitchenware?
How do you get something that’s main purpose is to not to stick, stick to something ? – Teflon and how to make it ‘sticky’
Why Do Humans Have Finger & Toenails?
A fingernail is produced by living skin cells in the finger. Fingernails and toenails are almost exclusively a feature of humans and primates. But why do we have them at all ?
If Humans Could Fly How Big Would Their Wings Have to Be?
Humans were clearly not meant to fly … we weigh a lot more in proportion to our size than birds, which have hollow bones. But is it possible to flay under our own power ?
How Did Different Human Skin Colours Come About ?
Skin colour is the result from the presence of a pigment called melanin, located in the epidermis, or outer skin layer, and produced by cells called melanocytes. But why would there be such a variety in Human Skin Colour ?
How Do Satellites Always Stay in the Same Place in the Sky?
“How Do Satelites Always Stay in the Same Place in the Sky?” – In fact not all satellites do – only the ones called geosynchronous.
If we can’t see a Black Hole, How do we know they exist?
A black hole is perhaps one of the strangest objects in our universe. It is in fact the remains of a massive dead star that has run out of fuel and collapsed. But how do we know it’s there ?
Why Are Men So Hairy ?
Hairy heads, hairy legs, and hairy armpits-the human body is covered in the stuff! Although many of us attempt to get rid of it, it is still obvious that men have more body hair than women. So what is the point of body hair, and why are men so hairy?
What is a Black Hole?
A black hole is perhaps one of the strangest objects in our universe. It is in fact the remains of a massive dead star that has run out of fuel and collapsed.
How Are the Times of Sunrise & Sunset determined ?
Given that astronomy is the oldest science and that sunrise and sunset are very basic celestial phenomena, you might have thought this would have been sorted out centuries ago. Not a bit of it!