Astronomers detect Fast Radio Burst six billion light years away with 'tantalising extra element'.
The heaviest rainfall in more than a century has caused massive flooding across the eastern Indian state of Tamil Nadu.
Diets are getting unhealthier around the world – it's not only ruining our health, but the environment as well
Scientists credited with raising mainstream concern about climate change talks about how to prevent global warming.
Passageway may lead to a secret chamber hiding tombs of Aztec rulers in the ruins of Templo Mayor.
Heart of a French Knight discovered inside an urn and buried with his wife.
First ever sauropod tracks to be found in Scotland are up to 70cm in diameter.
France has made up some lost ground after being a relative latecomer to the solar phenomenon.
Changing temperatures have a massive effect on ecosystems across the world
While most British people do not know what COP21 is, they are committed to reducing their energy consumption.
The volcano has had at least three large lava flows reported in recent days.
How are black holes created? Latest ESA mission aims to find out.
Human brains have mixture of male and female traits but people have 'mosaics' of both.
Foreign Secretary Philip Hammond said African's economic growth depends on a COP21 agreement
Why is the made-up word 'snunkoople' funny? It's all about entropy, apparently.
Residents have been warned to stay indoors as pollution soars beyond safe levels.
Astronauts aboard ISS to receive Microsoft HoloLenses as part of Nasa's latest resupply mission.
Saltwater crocodile photographed throwing smaller rival around before eating it.
Fake ads in Paris are highlighting the links between consumerism, fossil fuel dependency and climate change.
Strange dog-sized dinosaur discovered shows evolutionary path divergence between ancient continents.
"Human well-being and nature are indivisible"
Let's get to work, US president tells delegates to Paris talks on global warming
Indian leader unveils 'Solar Alliance' of 110 tropical nations at UN climate conference.
Environmentalists have been accusing Japan of hunting whales for food rather than for scientific purposes.
Obama called on leaders to secure an agreement paving the way for regularly updated targets.
Authorities in Chinese capital issued rare "orange" alert over dangerously high levels of smog.
Companies pledge their dedication to the fight against climate change ahead of the Paris summit.
UN Secretary-General's speech at the start of the COP21 Paris negotiations
We could try to bring the northern white rhino back from near extinction - but should we?
French President welcomes heads of states from 147 countries to Le Bourget conference centre.