A wildfire-fuelled ozone hole leaves Antarctic wildlife exposed to potentially damaging levels of UV.
A Tokyo company's satellite encounters a big lump of space debris high above the Earth.
A first-of-its-kind study shows conservation is worth investing in, researchers say.
Nasa says its most distant probe is once again sending usable information back to Earth.
Nancy Gonzalez recruited relatives to smuggle purses made of illicit python and caiman into the US.
Hussein Julood says the burning of gas at a BP-run oil field in Iraq caused his son's leukaemia.
The European Space Agency's latest intake of astronauts complete their basic training.
Agencies and scientists from around the world head to the UK to share space-exploration techniques.
The worldwide event aims to raise awareness about the need to protect the environment.
Claire Coutinho says the government's track record is 'strong' after watchdog accuses PM of setting the UK back.
In a BBC interview, Chris Stark says the PM has not made climate change "as much of a priority as his predecessors".
Extracting ground water for growing urban populations causes half of China's big cities to sink.
Extreme heat linked to the deaths of hundreds of people would not have happened without global warming.
Dubai has been hit by record floods, sparking misleading speculation about cloud seeding.
Scientists say a fossilised jawbone found in Somerset may be from one of the biggest sea creatures ever.
UK researchers want to understand what triggers the Antarctic to kick out city-sized blocks of ice.
Authorities have also warned of landslides and flash floods in the coming days.
The US space agency is seeking a cheaper, faster solution to bring Martian rocks to Earth for study.
Ocean heat records have been breaking for months. This is the first global evidence of the impacts on sea life.
US engineering team has a two-year, $2m grant to help Nasa study the Moon's surface.
The brightest burst of light ever recorded was caused by a supernova, but that prompts new questions.
The reservoir that provides around 70% of water in Colombia's capital is at less than 17% capacity.
Record-breaking rainfall leaves fields under water, threatening this year's harvest yield and quality.
Archaeologists unearth significant new paintings in the ancient Roman town buried by a volcano in AD79.
Officials finalise a new federal rule for drinking water - designed to protect people from toxic substances.
In the Russian region of Orenburg, thousands of people have been evacuated as water levels surge.
Satellite images reveal the impact of the long drought on one of the country's main water sources.
Our ancestors may have kept foxes as pets long before domestic dogs, archaeological evidence suggests.
The renowned scientist came up with revolutionary ideas in the 1960s, sparking a 50-year search for evidence.
The renowned scientist won the Nobel Prize for Physics in 2013.