'UK astronaut' on living with cancer
21 Jan 2016 1:53:24
British-born astronaut Piers Sellers tells of living life at "20 times normal speed" after being diagnosed with terminal cancer.
VIDEO: Attenborough on 'largest dinosaur' discovery
21 Jan 2016 0:13:14
Sir David Attenborough speaks to Huw Edwards about the discovery of a new species of titanosaur, which is the biggest animal ever to walk the earth.
VIDEO: Does the ninth planet really exist?
21 Jan 2016 5:29:33
Why do astronomers in the US think there they have discovered a ninth planet in the solar system?
Come in #PlanetNine
21 Jan 2016 3:02:19
US astronomers claim to have strong evidence that there is a ninth planet in our Solar System. We asked you to send us your suggested names for this new arrival.
Reconstructing the 'world's biggest dinosaur'
21 Jan 2016 2:27:15
The discovery of what may be the world's biggest dinosaur is told in a new BBC One documentary.
Ancient 'massacre' unearthed in Kenya
21 Jan 2016 1:43:45
Archaeologists say they have unearthed the earliest evidence of human warfare between hunter-gatherers, at a site in northern Kenya.
VIDEO: Baby otters found in Florida home
21 Jan 2016 9:44:17
Three baby otters have been found outside a Florida home in Palm Shores.
VIDEO: Sperm whale rescued off Japan coast
21 Jan 2016 9:10:41
A sperm whale stranded on a beach in Western Japan is dragged back out to sea by fishermen.
'Extinct' frog rediscovered in India
21 Jan 2016 3:33:40
A tree frog that feeds its young unfertilised eggs and was thought to have died out more than a century ago has been rediscovered in India.
Tuneful song reveals new Indian bird
21 Jan 2016 0:38:47
Scientists studying birds in the Himalayas discover that one species of thrush is in fact two.
Toxic algae triggers dementia brain changes
21 Jan 2016 0:36:04
Exposure to toxin from algae linked to dementia
Is Hyperloop the future of travel?
21 Jan 2016 0:21:47
Nevada desert home to ambitious transport project
VIDEO: 'I'm sceptical about ninth planet'
20 Jan 2016 3:47:08
NASA's Chief Scientist says she is a bit "sceptical" about the existence of a ninth planet in our Solar System.
VIDEO: Warmest year 'one of violent extremes'
20 Jan 2016 9:44:50
Global temperatures in 2015 were the warmest on record, according to data published by meteorologists in the UK and US.
Welsh dinosaur named 'dragon thief'
20 Jan 2016 9:06:56
A 201-million-year-old dinosaur that fell out of a cliff face in Wales in 2014 is formally named Dracoraptor hanigani - the "dragon thief".
Case made for 'ninth planet'
20 Jan 2016 8:13:52
American astronomers say they have strong evidence that there is a ninth planet in our Solar System orbiting far beyond even the dwarf world Pluto.
Five planets align in dawn sky
20 Jan 2016 8:09:42
Five planets will align across the dawn sky on Wednesday in a rare treat for skywatchers.
2015 'shattered' temperature record
20 Jan 2016 5:35:02
Global temperatures in 2015 were the warmest since records began, according to data published by meteorologists in the UK and the US.
What is China doing to clean its air?
20 Jan 2016 1:08:16
What is China doing to clean its air?
Are beards good for your health?
20 Jan 2016 1:02:42
Do beards hold the key to new antibiotics?
Eye-in-sky offers UK floods insight
20 Jan 2016 0:39:13
Images from an unmanned aerial vehicle suggest excessive management of floodplains limit their ability to hold water and slow the flow of floodwater.
English DNA 'one-third' Anglo-Saxon
19 Jan 2016 8:16:31
The present-day English owe about a third of their ancestry to the Anglo-Saxons, according to two new studies.
Fishing catch 'huge underestimate'
19 Jan 2016 8:14:59
The amount of fish taken from the world's oceans has been underestimated by more than 50% according to a new study.
GM mosquito expansion announced
19 Jan 2016 7:23:58
A company producing GM mosquitoes says it is to open a new factory in Brazil as it expands its operations.
'Natural' fertilisation device for IVF
19 Jan 2016 0:41:09
A private UK fertility clinic is offering couples a new form of IVF treatment that allows conception to occur in the womb rather than in the lab.