What does running do for your heart?
How can you scan the heart for problems?
How do hearts cope with outer space?
How do crocs survive under water for so long?
How do doctors practice operations without endangering patients?
How do RAF pilots deal with the intense pressure on their hearts?
How echocardiograms allow us to peek inside our ticker.
How do athletes' hearts deal with extreme exercise?
Our fiendish Question and Answer quiz returns, but can the panel handle it?
Could your eye scan be safer than a password?
Breakthroughs studying the zika virus could mean we can use it to treat brain cancer
What are the secrets lying beneath our feet?
Did we originate beyond the stars?
Did life originate in a hydrothermal vent?
Why simulating the early earth environment can help us understand how life could have formed.
Is RNA, the cousin of DNA, the molecule which started all life on earth?
Where is the oldest evidence of life on earth?
How one microbial meal changed everything...
Chris Smith puts his own questions to the panel in the form of a quiz!
Can you read minds? Well maybe not quite, but research suggests it's linked to monitoring your own heartbeat...
Nematode worms use a pheromone to kill off unwanted males
A drug found only in an Indian plant can be produced on a large scale in engineered yeast
A shortage of oxygen causes the bacteria S. aureus to form biofilms that protect it from antibiotics
The science behind IBS and what can be done to help sufferers.