Galleries

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First image of Sgr A*: The black hole at the centre of the Milky Way and how it was made

This is the first image of Sagittarius A* (or Sgr A* for short), the supermassive black hole at the centre of our galaxy. It’s the first direct visual evidence of the presence of this black hole. It was captured by the Event Horizon Telescope (EHT), an array which linked together eight existing radio observatories across the planet to form a single “Earth-sized” virtual telescope. The...

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Explore a bat-inhabited cave with scientists

This gallery takes you on a field trip with scientists as they monitor bat health and species diversity. You can see what bats really look like up close and in full flight.

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UmbiflowTM: A low cost device that could save a baby's life

The UmbiflowTM is a portable, continuous-wave Doppler ultrasound device that was developed in South Africa and costs about one-tenth of a conventional ultrasound device. All healthcare workers, including nurses, can be trained relatively quickly to operate it.

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Domesticated cattle are fast food for lions

Lions show specific preferences for particular cattle types. They exploit cattle when available and repeatedly kill cattle in areas where they are left unguarded or unprotected, also targeting animals that are easiest to catch. Lion populations across Africa have dropped precipitously over the past century, putting them at risk of local extinction in some areas, especially when they move out of...

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Max, the macaw, gets a new 3D-printed beak

Professor Gerhard Steenkamp, a veterinary specialist in dentistry and maxillofacial surgery at the University of Pretoria's Faculty of Veterinary Science, has given Max a new 3D-printed beak.

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Young theologians debate current issues in sacred spaces

The Faculty of Theology and Religion at the University of Pretoria promotes life-affirming values by seeking to advance worldviews that are constructive, critical, relevant, contextual and engaging.