It is estimated some 80,000 tonnes of plastic is circulating in a patch between Hawaii and California.
The UK government is failing rural communities and the natural environment, a report says.
The Nasa robot this week celebrates 2,000 martian days investigating the surface of the Red Planet.
Sheffield City Council's plan to fell thousands of healthy trees prompts angry protests.
The public is being asked to report damage to garden plants from visiting wild deer.
But there are opportunities to cash in on the "ocean economy", a major report for the UK government says.
Dinosaurs may have evolved horns and frills to attract a mate, according to a new study.
Peers vote for the UK to remain in Euratom until a post-Brexit replacement deal is in place.
The scientist's remains will be also be interred close to Charles Darwin's grave at Westminster Abbey.
A telescope to study planets beyond our Solar System is selected by the European Space Agency.
Sudan's death at the age of 45 leaves only two females of his subspecies alive in the world.
Researchers produce a metal with exotic electrical properties by mimicking a pattern from Japanese basket-weaving.