 
                    
                    Brain scans predict weight and sexual behaviour
Functional MRI scans can reliably judge a person’s most basic appetites.
 
                    
                    Happiness is the key to a healthy heart
Positive emotions may protect against cardiovascular diseases.
 
                    
                    Female tsetse flies and what they teach us about mammals
Lactating tsetse flies can shine a light upon lactating mammals.
 
                    
                    Pre-Columbian farming secrets could save the Amazonian savanna
Raised farming beds used by the Amazon’s earliest inhabitants could lead the way for a sustainable ecosystem.
 
                    
                    Why did the Titanic sink?
It wasn’t a single factor that sent Titanic to the bottom of the ocean, it was a chain of them.
 
                    
                    Red giants’ weight loss trick
These old stars don’t need diets, they use stellar winds to lose weight instead.
 
                    



 
                    