Dark energy – the next frontier?

by Thabiso Goba Dark energy has dominated the 69th Lindau Nobel Laureate Meeting with a few playful murmurs of a future Nobel Prize for the next discovery.  About 5% of the universe is made up of known atoms like protons, neutrons, and electrons and the rest of it is an unknown, invisible gas substance that…

George Ekama: saving SA precious water

Clean water is a basic human requirement, but in an arid country like South Africa keeping it flowing, can be a challenge. Professor George Ekama has made it his life’s work to keep the country’s taps running and clean. From tackling algal blooms in dams and rivers by preventing pollution from municipal and industrial wastewater…

Researchers tackle the rugby tackle

In the spirit of the World Rugby Cup, here’s a repost of an article by Morgan Morris: investigating the reasons why some players survive crunching tackles, and others not. To fans, the rugby tackle is the stuff of oohs and ahs. To a rugby player, it’s the on-field physical contest for posessesion and territory, and…

Researchers tackle the rugby tackle

To fans, the rugby tackle is the stuff of oohs and ahs. To a rugby player, it’s the on-field physical contest for posessesion and territory, and also the one aspect of the game that is most likely to lead to an injury. To the likes of researchers Dr Sharief Hendricks and Professor Mike Lambert of…

#SciBraaiSides 13 April 2014

The use of snuff among SA teens, the impact of invasive water hyacinth on biodiversity, gardening in Limpopo and what to do with intellectual property developed at SA universities – here’s this week’s #ScibraaiSides: SA teens snuff too Thought that using snuff or chewing tobacco was only something your grandfather did? Think again. It’s a…