Are pubic lice in danger of extinction?
Some doctors have suggested that modern pubic-hair grooming practices, such as the Brazilian wax, are destroying the natural habitat of Pthirus pubis
Gross national happiness in Bhutan: the big idea from a tiny state that could change the world
Bhutan measures prosperity by gauging its citizens' happiness levels, not the GDP. Now its ideas are attracting interest at the UN climate change conference in Doha
Pest control: why the bugs are winning
Moths in your jumpers, ants in the fruit bowl, nits in your hair: are the pests winning – or does it just feel that way? Gaby Hinsliff gets the dirt on home infestations
Climate change will extend hay fever season by six weeks, report warns
Hay fever sufferers face longer pollen seasons and highly allergenic strains from invasive plants
Organic food: nutrition study leaves health question unanswered
Flora Malein: Fans of organic food will be pleased it contains fewer contaminants, but health benefits have yet to be shown
Cabin fever: I want a tiny home
Kill for a cabin? Yearn for a yurt? You are not alone. Oliver Burkeman joins the tiny-home appreciation society
Visits to the countryside will improve the UK’s health, say MPs
MPs call for targets to improve public engagement with nature, which represents an estimated £10bn in benefits
Notes & queries: Attack of the vampire wasps
Plus: Why playing Monopoly is just like real life; How to donate your organs
The rise of rapeseed oil
Carefully made, high-end British rapeseed oil is all the rage in restaurants, but the cabbagey flavour means there are limits to its versatility. Do you use it?