WCS footage shows rehabilitated tiger cub with her two cubs.
Researchers found an area double the size of North Yorkshire can be saved by lifting the ban on pigswill.
Leading cosmologist says dark matter could have caused dinosaur-killing comet to hit Earth.
Up to 6% of their diet was from human leftovers such as beef and grapes.
Tangier Islands will be submerged beneath the sea within 100 years if sea level rises at current rate.
This 'must be one of the biggest complexes of Bronze Age settlement in the Scottish isles'
Researchers have been excavating the site of the ruler's death, and are confident they've found the tomb.
Astronomers from Seti International do not find laser pulses coming from KIC 8462852.
The video shows the whale underwater with a large rope wound around a large section of its body.
Seven healthy puppies born by IVF following embryos transferred to host female dog.
Now you can take a dive with Sir David Attenborough in a 360-degree video journey of the Great Barrier Reef.
Scientists make detailed observations from the surface of Ceres to work out what the bright spots are.
Vollrath took a tongue-in-cheek look at the popular comic book character.
Research at the University of Edinburgh requires 120 volunteers to take part in whisky tasting
The results of the fifth annual microbiology competition have been released. Get your microscopes ready...
Human beings, flower pots and cubes among the images created.
Mutts are more interested in the smell of others, showing the self-awareness linked to empathy.
Nations continue to push for international agreement to limit global warming as end of COP21 looms.
Researchers discover volcanic activity hidden beneath icy surface of Antarctica.
Pics taken a day or two apart show Cumbrian towns during the flooding, and after the water had receded.
Extremely well preserved Mosasaur fossil is the first to be found in Japan.
The businessman behind brands North Face and Esprit, died of acute hypothermia after falling into a lake.
Prominent academics agreed to cast doubt on global warming in exchange for money from oil and coal industry.
Physicists working at Fermi National Accelerator Laboratory find no evidence universe is a hologram.
The Liberal Democrat Leader was himself stranded on 6 December due to the flooding.
Environmental campaigners have built a self-sufficient squat camp called Grow Heathrow in the village of Sipson.
Neanderthal bone development gave them a further projected skull, compared to humans.
I hope this epic hashtag fail doesn't stop IBM reaching out to women who would be excited to join their ranks.
A grey soupy haze shrouds Beijing's landmarks as the Chinese capital issues first red alert.
Film star and former California governor also said the focus needed to be on new technology.