Category: Technology

How is money made?

From workshop to wallet, how does the world’s money reach our back pockets (Image source: Pixabay) As online banking and contactless cards continue to grow as our preferred method of payment, physical money may...

The science of lie detectors

Do polygraphs really reveal the truth, the whole truth and nothing but the truth? (Image credit: Federal Bureau of Investigation) Since the early 1920s ‘lie detectors’ have been used to evaluate whether or not...

How to read braille

What is it about these tiny dots that lets them communicate the world’s languages? (Image source: Pixabay) Braille, the tactile reading system blind people can use to read text, is in more places than...

How to code with Raspberry Pi

Meet the mini computer that’s making a huge impact (Image source: Pixabay) Computers are everywhere in the modern world. For office jobs we use desktop computers;  when we’re at home we use laptops and...

Why do aeroplanes need a black box?

How important aircraft data is designed to survive the worst disasters Black box recorders are used to retrieve data about an aeroplane and its operating environment in the event of a crash. There are...

Inside an MRI scanner

When doctors need the highest quality images possible they turn to MRI scanners, but how do they work? (Image source: Pixabay) Doctors often plan treatments based on imaging. X-rays, ultrasound and CT scans provide...

What is 5G and how will it change our lives?

This ultrafast mobile internet taps into untouched frequencies, enabling technology that will transform how we live and work Look at the top-left or top-right corner of your phone screen. What does it say? The...

5 NASA inventions in your home

Image credit: © Future Bound by its motto ‘for the benefit of all’, since its formation NASA has had an obligation to foster and transfer its technological and scientific breakthroughs to the public and...

How do parking sensors work?

It’s so easy to do your car some serious damage when parking, but thankfully this technology can make us all parking masters Parking sensors are now must-have technology. They enable us all to park...