Science

Covid-19: How South Africa differs from the rest of the continent

Deaths have been massively underestimated in Africa

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Science | 19 January 2022

Why we need the James Webb Space Telescope AND the SKA

The two are very different

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Science | 18 January 2022

Western Cape study shows why Omicron wave caused less death

High rates of vaccination, past infections and the variant itself helped suppress deaths and hospitalisations

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Science | 14 January 2022

The paradox of infection and vaccination statistics

Does it seem like a lot of your vaccinated friends are infected with Covid? That doesn’t mean the vaccines aren’t working

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Science | 8 December 2021

We have a new Covid variant. An epidemiologist explains what we should do

If we do lock down, we must time it properly for it to be effective

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Science | 26 November 2021

Government funding delay causes vital insect research unit to close

“Our organisation was subsidising a lot of work in the hope that the tender would come through, and it just hasn’t”

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Science | 22 October 2021

Covid-19: Is it time to allow home-testing?

Some scientists argue it will reduce transmission, but the South African regulator is worried

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Science | 19 October 2021

If you’ve had Covid, should you get vaccinated?

Yes, the evidence shows vaccination reduces your risk of getting reinfected

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Science | 15 October 2021

Covid-19 has claimed nearly a quarter of a million lives in South Africa

Here’s how deaths have changed over the past two decades

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Science | 8 October 2021

Anti-vaxxers are making a false claim about the first vaccine dose. We debunk it

Contrary to what misinformers claim, the first dose of the Pfizer vaccine does give you protection against Covid, and a second dose gives even more

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Science | 23 September 2021

Nick Hudson and PANDA are wrong. Believing them is deadly

Vaccines are working in South Africa. Here’s the proof

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Science | 14 September 2021

Deaths from Covid-19 are more than double the official count

Researchers have suggested how government can help fix the numbers

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Science | 12 August 2021

Survey estimates half of all adults under 70 have likely had Covid-19

Study was conducted in January and May, before the third wave peaked

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Science | 8 July 2021

Ivermectin: balance of evidence shows no benefit against Covid-19

While it’s too soon to say that the drug is useless, it has clearly been overhyped

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Science | 5 July 2021

Alcohol bans reduced deaths, study finds

UCT and MRC researchers found that dozens of deaths a day were averted by restrictions

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Science | 3 July 2021

The EFF wants us to use the Russian and Chinese vaccines. But there are unanswered questions about them

The regulatory authority must act in the public interest and not be swayed by undue pressure

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Science | 23 June 2021