Science

Summary image for article

Is our food becoming less nutritious? Probably

But solutions are not at all simple

By

Science | 21 April 2023

Summary image for article

Cape Town’s water crisis worsened by the rich, study finds

Wealthy households use more than half the city’s water, say authors of article published in leading scientific journal

By

Science | 12 April 2023

Summary image for article

The maths that helped South Africa tackle HIV

UCT epidemiologist Leigh Johnson delivered GroundUp and Bertha House’s third Science for the People seminar

By

Science | 29 March 2023

Summary image for article

Much ado about magic mushrooms

Careful examination reveals there is not enough data

By

Science | 12 October 2022

Summary image for article

Where have all the chameleons gone?

And what you can do to encourage them to live in your garden

By

Science | 23 September 2022

Summary image for article

South Africa does need some gas in the energy mix – just not the kind Gwede Mantashe wants

Biodigestion is a cheap, low-tech way for communities to produce some of their power

By and

Science | 6 September 2022

Summary image for article

Cape Town is letting the flowers grow

Decision not to mow in some city parks is an important boost for biodiversity

By

Science | 26 August 2022

Summary image for article

Plastic pollution: We’re getting it wrong. Here’s what needs to happen

The focus on single-use plastics is diverting attention from a much more serious problem. It’s also causing bad practices.

By

Science | 19 August 2022

Summary image for article

Hydrogen as fuel: we should be selective about how we make and use it

Hydrogen is a useful substitute for fossil fuels, but new research shows leakages can be very damaging to the environment

By

Science | 3 August 2022

Summary image for article

South African engineers are trying to solve the global water crisis

But better politics as much as good engineering may be key

By

Science | 11 July 2022

Summary image for article

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.

By

Science | 13 June 2022

Summary image for article

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

By

Science | 30 May 2022

Summary image for article

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

By

Science | 27 May 2022

Summary image for article

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

By and

Science | 18 May 2022

Summary image for article

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

Far fewer people are dying but the disease remains extremely serious

By and

Science | 12 May 2022

Summary image for article

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