Researchers at the Centre for Life in Newcastle say they have developed a device which could detect malaria in 15 minutes.
It can also detect whether the malaria is resistant to certain drugs, allowing medics to quickly prescribe the correct drugs. Normal testing takes several weeks.
They say it could prevent thousands of deaths from an illness which kills a child every 15 minutes somewhere in the world.
We sent our reporter Richard Wilson to try out one of the experiments on offer at this weekend's International Maker Fair - the nose test.
The organisers of the International Maker Fair, Ian Simmons and Linda Conlon, have been speaking to ITV News about their hopes for this year's fair and what they hope to inspire in people.
Inventor Mitch Altman spoke to ITV News about this year's International Maker Fair in Newcastle.
When you think about science, do you picture dull classrooms or incomprehensible formulas? That is the myth that organisers of an event on Tyneside want to bust.
The International Maker Fair has returned to Newcastle's Centre for Life with the aim of proving that science and technology can be fun.
This is the fourth year the Maker Fair has come to the Centre for Life in Newcastle, and these events are becoming so popular around the world that the US President Barack Obama has sent the organisers a special message of support.
The idea is very simple, the organisers just want people to have a go and try to make something.
As Einstein said " Logic will get you from A to B. Imagination will take you everywhere. "