US President Barack Obama says there is no "silver bullet" to bring car fuel prices down quickly and defends his energy policy.

New research suggests mild drought conditions were enough to cause the collapse of the Central American Maya civilisation after 950AD.

A moth with a taste for Chardonnay leaves, which has infested vineyards across northern Italy, is a new species of leafminer, scientists say.

A baby gorilla has been born at Chessington World of Adventures in Surrey and Newsround has the very first picture.

The European Research Council, the EU's "blue skies" funding agency, celebrates its fifth anniversary.

Indian Prime Minister Manmohan Singh blames US groups for protests that have delayed the commissioning of the Koodankulam nuclear plant in Tamil Nadu state.

Seven people are arrested in a multi-state rhino horn-smuggling ring, as officials seize $1m (£637,000) in gold ingots and 20 rhino horns.

All parts of the UK need to present a "united front" to the European Union to promote the interests of fishing fleets, MPs say.