Nov 19, 2017
Edwin Hubble is world famous for his discoveries. Henrietta Swan Leavitt is not. Henrietta was on a team that found a way to measure and classify the universe. They were employed as "human computers" (before the machines existed). Dava's book "The Glass Universe" refers to the half million glass slides Henrietta and...
Nov 12, 2017
How do you repel Cyber Espionage ? Architecture says Dr. Barry - The carefully designed structure of things like networks, software and the organisations around them. The latest wave of attacks is Ransom-ware. Dr Karl finds out how to avoid being held hostage. Dr Barry also gives Karl a bunch of tips for keeping...
Nov 5, 2017
Oct 29, 2017
How do stock exchanges, nuclear power plants or the military check their computer security ? They hire penetration testers - Cyber security experts who secretly test both IT and organisational security. Dr Karl gets the low-down from Chris Gatford, director of a company called Hacklabs. You will not believe how some...
Oct 22, 2017
We rarely get to hear "insider" stories of extraterrestrial discovery. Doctor Karl meets Warwick Holmes - Australian Avionics Systems Engineer on Rosetta. He worked on the Philae mission (the one that orbited the comet) seeking the chemical signatures of life. He gives us a blow by blow account of extraterrestrial...