The UN climate negotiations need a major overhaul if they are to succeed, scientists say.

The Governor of Alaska tells the BBC that expanding the state's search for oil is necessary to pay for the damage caused by climate change.

Conflict is "development in reverse" and a key factor that is leaving almost 800 million without enough food, the 2015 Global Hunger Index observes.

A gene-editing method could one day make pig organs suitable for use in people, scientists say.

A £200m polar research vessel is to be built by a shipyard on Merseyside, which is named as the preferred bidder against international competition.

Cardiff University researchers study whether the predictive nature of the brain could explain why people suffer hallucinations.