Nucleosynthesis, a new planet and new antibiotic

Maybe you have heard the buzz about a new planet in our solar system? This week Chris gets the scoop from Astronomer Dr Jonti Horner from the University of Southern Queensland about whether it exists, and importantly what will it be called.Exciting news on the fight against bacteria with British researchers publishing research looking at a new antibiotic developed from proteins isolated from human breast milk. Will this be the solution we need to solve the antibiotic crisis?And did you know that some of you may have formed in the big bang? We go way back in time to look at how each element in the solar system was created, and also welcome the four new elements to the periodic table.