Knee replacements can ease people’s pain - but they are also often prohibitively expensive.
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As the world’s population ages, cheap, durable and safe artificial limbs will become ever more important.
The Boeing Dreamliner is the future of air travel.
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For years it has lagged Airbus, but that might be coming to an end.
Lorries queue to cross from Ukraine to Poland.
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Everything from food to metals are facing major upheaval.
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Most sporting equipment is designed with typical able-bodied athletes in mind, whereas custom equipment to meet a particular Paralympian’s needs can be expensive. 3D printing offers a third way.
Low-cost alloys would pave the way for affordable medical implants and prosthetics.
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Low-cost titanium alloys in South Africa could be used in non-aerospace sectors, such as car parts, medical devices, implants, jewellery and kitchen appliances.
Titanium is used in knee and hip replacements.
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Titanium is a tough but light metal that makes great replacements for bone in our body. But it has plenty of other uses in industry as well.
A river flows into the Indian Ocean along South Africa’s Transkei coast, where residents are resisting a titanium mining project.
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South Africans living in communities along the country’s east coast are engaged in intensive protests against mining companies, despite rising danger.
Titanium ore can be used to develop lithium ion batteries and supercapacitors, which can aid South Africa’s energy problems.
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South Africa his rich in minerals that, combined with the development of nanotechnology, can be used to help it develop new energy technologies.