La Nina returns, bringing more severe weather: US

The weather phenomenon known as La Nina is returning for another season, likely bringing more drought, heavy rains and severe weather to some parts of the world, US forecasters said Thursday.

Houston: The face of America in the next 20 years

Houston is a reflection of where most of America's cities will be in the next 20 years, according to Stephen Klineberg, Rice University sociologist and director of the annual Houston Area Survey.

Europe is warming at twice the rate of the rest of the world

Temperatures in Europe have increased at more than twice the global average over the past 30 years—the highest of any continent in the world. As the warming trend continues, exceptional heat, wildfires, floods and other ...

Decline in North Sea puffins causes concern

The Isle of May, off Scotland's east coast, is home to one of the UK's biggest colonies of seabirds. Some 200,000 birds, from kittiwakes to guillemots can flock to the rocky outcrop at the height of the breeding season.

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