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Citizen scientist project: Snap SA’s clouds too

Have you recently just felt like having one of those days where you’d like to do nothing better than to lie on your back and watch clouds pass by? But then reality and your work ethic kicked in? Well, thanks to the citizen science project “Global Experiment” you have a very good reason to do…

An Atherigon fly visiting a yellow carrion plant. Photo: Adam Shuttleworth

Carrion plant’s (only) little helper

Not all flies attracted to foul-smelling carrion plants help with its pollination In the life cycle of smelly yellow carrion plants (Orbea lutea subsp. lutea), all flies are not created equal. Their flowers, which quite literally reek, lure insects from far and wide that are attracted by the smell of decaying matter and faeces. However,…

mma-moririr-photo-credit-simon-dures

Shisa Sayensi- Isayensi yeviki 27 September 2016

Nanka amangqampungqampu ezeSayensi eNingizimu Afrikha kuleliviki. Shisa Sayensi! Abantu umhlaba wonke basuka eAfrika, ucwaningo Kumhlaba wonke jikelele kukhona izizwe ezinhlobonhlobo zonke okuthiwa zisuka endaweni eyodwa; izwekazi le Afrika. Kudala kwakwaziwa ososayensi ukuthi izizwe zonke zomhlaba inkaba ziyikhomba e-Afrika lapho okwasuka khona abantu bahamba bagcwala umhlaba ngeminyaka edlulela kwengama-50 000, kodwa bekungaziwa kahle ukuthi kwenzeka izikhathi ezingaki…

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The Science Inside – Wine

It’s the Science Inside wine this week, since Robertson Winery workers are striking. We discuss the Drunken Monkey Hypothesis and how our enjoyment of alcohol might be evolutionary. Find out about the chemistry of a good wine with Antonio Ferreira and the process of winemaking with Samantha Fairbairn. Both are from the Institute for Wine…

Fossil of Moschops, a head butting dinocephalian therapsid, showing its decorative teeth

Age-old secret that Hollywood celebrities try to keep from you has been uncovered … by palaeontologists

Hollywood celebrities spend large amounts of dollars on it. The hunky stud at the local pub thinks he knows it. But the age-old secret has been carefully kept for millions of years. Yet, it seemed obvious to pre-mammalian reptiles that went so far as to evolve mouths full of beautifully crafted teeth. It’s your beautifully…

The Sibudu Cave. Credit: South African Heritage Resources Agency

Birdie num num: Stone Age people loved it too

Fancy digging your teeth into a meal of pigeon breasts or dishing up guinea fowl legs? Middle Age Stone men and women did too. Researchers from the University of the Witwatersrand’s Evolutionary Studies Institute carefully looked at bones collected in the Sibudu Cave near Tongaat in KwaZulu-Natal. Sibudu Cave – Wikipedia, the free encyclopedia Sibudu…

Photo credit: The Phone Oximeter in use in Uganda. Credit: www.phoneoximeter.org/

Low-cost mobile-based apps for health care in low-resource areas

Standard oximeters are typically used in operating rooms to make sure patients don’t become hypoxic, thus increasing the safety of anaesthesia. They can also be used to diagnose disease, but can be costly, writes Michelle Galloway. Therefore studies are underway to provide mobile-based apps that can do the same, but at a lower cost.   “We…