Not all poop is created equal, and 'super-poopers' could be life savers; Preventing PTSD with a 'video game' that trains soldiers to control their brains; Countdown to the moon landing - re-live the missions that led to 'one small step for man'; Why warm-blooded predators thrive in the coldest places on Earth; Termites may be hell in your house, but they help protect the rainforest from drought.