'Three-parent babies' consultation begins

Britain's Human Fertility and Embryology Authority (HFEA) has today launched a public consultation over new IVF techniques that produce embryos which carry DNA from three people.

Google Earth used to generate 'typhoid maps'

There's a pleasant pub in London's Soho called the John Snow - and right outside stands the defunct water pump which Snow shut off when he realized that its water was giving the local residents cholera.

Right-wingers have larger fear center in the brain

People with conservative views have a larger amygdala, a primitive part of the brain associated with fear, new research shows.