Science

South African engineers are trying to solve the global water crisis

But better politics as much as good engineering may be key

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Science | 11 July 2022

Scientists sound alarm on badly run medical studies

More than half of clinical trials analysed showed a high risk of bias. It was especially bad for drug and alcohol studies.

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Science | 13 June 2022

Ivermectin sent back to the worms by medicines regulator

Programme allowing the import and store of controversial drug for use against Covid brought to an end

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Science | 30 May 2022

Nearly everyone in South Africa has Covid antibodies, study shows

Survey of blood donors in March finds 98% of adults are either vaccinated, previously infected or both

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Science | 27 May 2022

Dirty air is invisible, but a real threat to health

Here’s how we can keep the air healthy at home, at work and on public transport

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Science | 18 May 2022

Two years into the Covid disaster, where do we stand?

Far fewer people are dying but the disease remains extremely serious

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Science | 12 May 2022

Waste plastic could beat coal as an energy source

We can eliminate this toxic pollutant - and make it profitable

Neil Stacey, James Fox, Klaus Moller, Diane Hildebrandt, David Glasser, and Celestin Sempuga

Science | 10 May 2022

Fresh air and better houses are weapons in the fight against TB

The disease has been rare in rich countries for 50 years, and one reason is decent housing

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Science | 10 May 2022

This vaccine could save tens of thousands of South African lives each year, but we’ll only see it in 2030

Vaccines against TB are much slower to develop than Covid ones

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Science | 9 May 2022