Colourful footage, shot with a thermal camera, reveals how hummingbirds avoid overheating as they beat their wings up to 70 times per second.

UK astronaut Tim Peake is ready to make his landmark flight to the International Space Station (ISS).

The climate deal reached in Paris is "the best chance we have to save the one planet we have", US President Barack Obama says adding it could be a "turning point" for the world to take on the challenge of a low-carbon future.

Tiny, delicate vessels that carried blood through a duck-billed dinosaur 80 million years ago never fossilized and still contain the beast's tissue, a new study finds.

The world's first IVF puppies have been born after years of attempts, say scientists in the US.

While NASA is working on its manned mission to Mars, Russia it turns out has set its sights on a location a little bit closer to home: the moon.

Get ready to be amazed: NASA today unveiled the best-ever images of Pluto, revealing the dwarf planet's varied and exotic landscape in amazing detail.

Delegates at a UN climate conference in Paris approve a draft text that they hope will form the basis of an agreement to curb global carbon emissions.

Starting this week, scientists will begin a multiyear expedition to drill below the Earth’s crust.

Researchers at Tufts University said they are developing mechanisms for robots to perform a previously unheard-of task: saying "no" to orders from humans, reports United Press International (UPI).

US scientists say they have bred a genetically modified (GM) mosquito that can resist malaria infection.

A new gene that makes bacteria highly resistant to a last-resort class of antibiotics has been found in people and pigs in China - including in samples of bacteria with epidemic potential, researchers said on Wednesday.

Scientists say the contribution of a melting Antarctica to sea-level rise this century will be significant and challenging, but that some nightmare scenarios are just not realistic.

A man with motor neurone disease has scooped a US prize for inventing a device which allows people to control wheelchairs using only their eyes.

Astronomers find a few stars swirling around the centre of the Milky Way that were formed not long after the universe began.

Scientists say Mars is currently losing about one-quarter pound of atoms in its atmosphere to space every second.

The significance of East Africa’s Turkana basin, which is called the cradle of humanity, in human history is still unclear. Now some ancient herbivore teeth are revealing the region’s special climate around the time our genus Homo first appeared.

An astrophysicist says he may have found evidence of alternate or parallel universes by looking back in time to just after the Big Bang more than 13 billion years ago,

Here is what happened to Abdul Ahad Mohmand, Afghanistan's only cosmonaut, who was travelling back to earth with a Russian commander in 1988 with enough oxygen for just 24 hours.

The mystery behind a the strange 'alien megastructure' could soon be solved.