Curious Cases Folgen

Mike Holcombe from Largs in Scotland asks, "How do we look for alien life and what are we expecting to find?"In the first of two episodes on the search for ET, Hannah and Adam look for life inside the Solar System. How do we define life and why we obsessed with finding it on Mars? Or should we be looking for space squid on Europa instead?Features interviews with planetary scientist Monica Grady from the Open University, senior astronomer Seth Shostak from SETI and zoologist Matthew Cobb from the University of Manchester.Send your Curious Cases for consideration in to curiouscases@bbc.co.ukPresenters: Hannah Fry, Adam Rutherford Producer: Michelle Martin.

"Winter is finally over and the birds are all singing their hearts out at dawn. What's all the noise about? And why are some songs so elaborate?" asks Tony Fulford from Ely in Cambridgeshire. We find out how birds produce multiple notes at once, which one has the widest repertoire of songs, and why males like to show off quite so much. Plus, we talk to researcher Lauryn Benedict about the project which aims to solve the mystery of why female birds sing - www.femalebirdsong.org.Featuring interviews with RSPB President and nature presenter Miranda Krestovnikoff, and world-renowned birdsong expert and sound recordist, Don Kroodsma.Archive of 'singing like a wren' courtesy of The One Show, BBC TV.Send your cases for consideration to curiouscases@bbc.co.uk.Presenters: Adam Rutherford, Hannah Fry Producer: Michelle Martin.

"My boss insists that if you choose the same numbers in the lottery each time your probability of winning will increase. Is this true?" asks Vince Scott from Edinburgh. National lotteries are played in more than 80 countries worldwide, but can you increase your chances of winning? Hannah consults statistician Jen Rogers to discover the best way to select your lucky numbers. Adam talks chance and luck with David Spiegelhalter and hears how the field of probability began with a philandering gambling polymath in 16th century Italy. Plus, we meet the Oxford professor who tried to beat the house in a Las Vegas casino, using a computer concealed inside his shoe.Presenters: Adam Rutherford, Hannah Fry Producer: Michelle Martin.