The latest stories from the Science & Environment section of the BBC News web site.
Updated: 14 min 16 sec ago
A rhinoceros at Copenhagen Zoo in Denmark has given birth to a healthy male calf, the first to be born there for 35 years.
President Barack Obama is to propose setting aside the majority of Alaska's national wildlife refuge as a wilderness area.
Indian Prime Minister Narenda Modi and US President Barack Obama are holding talks on climate change.
An asteroid the size of a cruise ship should be visible above the skies of Wales as it grazes the earth in a sighting not expected again for years.
BBC Inside Out reveals a 'lost world' with the discovery of a remarkable submerged forest thousands of years old underneath the sea off eastern England.
Nasa's mission to Pluto gets under way in earnest as the New Horizons probe starts taking the pictures needed for July's close fly-by.
The US space agency's mission to Pluto is about to take its first pictures of the mysterious icy world.
RSPB Big Garden Birdwatch gets under way with thousands of people expected to record bird sightings in their gardens.
In the next few days the authorities in the United States will decide whether to put killer whales on the list of endangered species.
Eradicating rats from South Georgia to reclaim it for its seabirds
A conservation team in the final phase of a mission to eradicate rats from South Georgia sets sail from the Falkland Islands.
Charting Winston Churchill's passion for research
Jellyfish tagging study reveals the creatures' ability to swim against the current, researchers say.
The first batch of a vaccine against Ebola is on its way to Liberia and trials are expected to start soon.
A jellyfish tagging study reveals the creatures' ability to swim against the current when forming their submarine swarms, say researchers.
A team of Scottish scientists make light travel slower than the speed of light by changing the shape of photons.
Scientists working on Europe's Rosetta mission say they may have found evidence for how comets are formed.
The threats to unique mammals of Borneo
An explosion in a manhole on a Birmingham street "just missed" a child who was walking nearby.
The number of rhinos killed in South Africa last year sets a new record, officials say.