Scientists re-measure the tallest mountains in the Antarctic territory claimed by Britain.
Residents of an Australian town are being overwhelmed by thousands of flying foxes.
Collecting in the clouds: Remembering the British plant-hunters who diced with death to discover plants
More and more waste plastic is ending up in our oceans. How big is the problem and why is plastic such a threat?
Charlie Veron's been diving for 50 years and has discovered more than 20% of the world's coral species
Narwhals show a "costly" response to threats, raising concerns over how they will respond to increased human contact.
Orbital Micro Systems' demonstration weather satellite should pave the way for a network in the sky.
The remains of the extinct sea creature include an early form of the eye seen in many of today's animals.
Astronomers discover the most distant "supermassive" black hole known to science.
It took 20 years to excavate, clean and put together Little Foot, found in caves north of Johannesburg.
An algorithm developed by the DeepMind team claims victory against a world-beating AI chess program.
The end of the era of throwaway plastic has been signalled by UN environment ministers meeting in Kenya.
One of the oldest and most complete skeletons of our ancestors is unveiled in South Africa.
Nations will resolve to end plastic pollution in our seas, but their agreement has no timetable.
300,000 tonnes of mud from Hinkley Point C is due to be dumped in the sea off Cardiff Bay.
Crew members aboard the International Space Station are treated to a special meal.
Scientists hope the public will help them record the sounds of the amphibians via an app.
Wild relatives of modern crops deemed crucial for food security are threatened with extinction.
Migratory birds are arriving in the UK earlier each spring and leaving later each autumn, a study shows.
Life in the seas risks irreparable damage from the ever-increasing tide of plastic waste, the UN's head of oceans has warned.
Skywatchers have enjoyed spectacular views of the Moon appearing larger and brighter in the sky.
Tom Kerrs from the Royal Observatory explains the phenomenon that causes the moon to look larger and brighter.
Gitanjali Rao's device uses carbon nanotubes to detect the presence of lead in water.
On Twitter, Nigel Gibbens says the pens are a "necessary defence" against bird flu.
In the middle of the 18th Century, a large flightless bird became extinct on an Indian Ocean island.
Researchers develop a new speedy approach to estimate the true size of very large earthquakes.
A UK-Dutch-built Earth observing spacecraft shows its promise with some stunning images of pollution.
A plan to drastically cut plastic pollution of the oceans may be agreed at a UN summit.
Sir Isaac Newton's papers and personal accounts are added to a Unesco register of globally important documents.
A collection of 200 eggs gives new insights into the development of the extinct flying reptiles.