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The prospect of a deep sea "gold rush" opening a controversial new frontier for mining on the ocean floor has moved a step closer.

Students in Ghana launch a model of a satellite attached to a balloon for the first time.

Hundreds of birds and marine animals wash up on the Chilean coast, raising fears fishermen might be flouting a ban on blast fishing.

A tree expert says the biggest threat facing UK trees is likely to come from a disease currently unknown to science.

GPS data could provide faster and more accurate early warning systems for tsunamis, a study suggests.

A puffin "census" has started on the Farne Islands in Northumberland

Has global warming plateaued? As the critics say, the past decade has seen hardly any change in global air temperatures. If warming has stalled, what are the implications for climate change policy? The BBC's environment analyst Roger Harrabin reports.

Those of us looking out for the appearance of the UK's spring butterflies can finally enjoy their arrival, but weeks later than usual.

The raw power of the Sun as it unleashes the strongest radiation storms yet seen in 2013

Scientists get their hands dirty as they attempt to unravel the mystery of giant Ice Age beasts like the sabretooth cat.

A three-month long study to determine the puffin population on the Farne Islands in Northumberland gets under way.

Roboticist Will Jackson of Engineered Arts gives a tour of his robot factory in Cornwall, and talks about recent developments in the industry.

An Asian insect is destroying native species around the world by unleashing a lethal biological cocktail.

Canadian astronaut Chris Hadfield says he could not resist sharing his life in space on social media, in his first public appearance since landing.

Canadian astronaut Chris Hadfield has been talking about his experiences on the International Space Station in his first public appearance since returning to earth.

A $15m computer that uses "quantum physics" effects to boost its speed is to be installed at a Nasa facility.

Protesters take to the streets of Kunming in China for the second time this month over plans for a chemical plant.

Belated bluebell bloom

Mosquitoes carrying the malaria parasite are more attracted to human body odour than uninfected insects, scientists report.

The trend for barefoot running could lead to injuries in some runners, a small study suggests.