Science
Is our food becoming less nutritious? Probably
But solutions are not at all simple
Science | 21 April 2023
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
Science | 12 April 2023
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 Daniel Steyn
Science | 29 March 2023
Much ado about magic mushrooms
Careful examination reveals there is not enough data
Science | 12 October 2022
Where have all the chameleons gone?
And what you can do to encourage them to live in your garden
By Tyrone Ping
Science | 23 September 2022
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 Neil Thomas Stacey and Celestin Sempuga
Science | 6 September 2022
Cape Town is letting the flowers grow
Decision not to mow in some city parks is an important boost for biodiversity
By Peta Brom
Science | 26 August 2022
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.
Science | 19 August 2022
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
Science | 3 August 2022