By Michael Le Page , Clare Wilson , Jessica Hamzelou , Adam Vaughan , Conrad Quilty-Harper and Layal Liverpool Passengers arrive at Heathrow Airport in London, UK, 30 July 2020ANDY RAIN/EPA-EFE/Shutterstock Latest coronavirus news as of 5 pm on 28 September Coronavirus rates have been higher among people who have travelled abroad Rates of people…

Once the herd immunity threshold is reached, the virus just doesn’t go away. Arthobbit via Getty Images There are two ways to reach herd immunity for Covid-19: the slow way, and the catastrophic way. How will the Covid-19 pandemic end? And when? These have been the biggest questions since the pandemic began earlier this year. The…

Former President Jacob Zuma before the Zondo Commission in 2019 (Photo: Felix Dlangamandla) Former president Jacob Zuma's lawyers have written to chairperson of the commission of inquiry into state capture Deputy Justice Raymond Zondo, asking him to recuse himself due to his "biased disposition" towards the former leader.In a lawyer's letter drafted by his legal…

Loliwe Ngwenya looks at a photograph of her father Philemon ‘Booi’ Ngwenya. He was an intended beneficiary of the Estina Dairy Project and was outspoken about alleged corruption. Picture: Felix Dlangamandla With corruption and fraud endemic in South Africa, whistleblowers have played a pivotal role in bringing wrongdoing to light. They have provided an invaluable…

Space 28 September 2020 By Leah Crane The ice cap that covers Mars’s south pole is composed of frozen water and carbon dioxideESA/DLR/FU Berlin / Bill Dunford A lake of liquid water surrounded by smaller ponds may be buried under 1400 metres of ice near the south pole of Mars. Radar observations had already suggested that…