Recently TV and radio personality Relebogile Mabotja went into anaphylactic shock after eating a salad that contained nuts. We take a closer look at allergies with pediatrician and allergologist, Dr. Claudia Gray.

In Unscience, find out how a boiled egg can now be unboiled.

Our scientist behind the science is Dr. Siphephile Ncube, a Ph.D. student from Wits School of Physics. She speaks about her recent work into the potential of carbon nanotubes for faster devices and magnetic memory applications. wits.journalism.co.za