Science/Nature

Atacama's lessons about life on Mars

Image copyright TU BERLIN Image caption The Atacama has been in a hyperarid state for millions of years Even in the driest places on Earth there is life eking out an existence, it seems. Scientists have examined the soils in those parts of the Atacama desert that may not see any rains for decades. Still, […]

Science/Nature

King penguins face warming challenge

Image copyright CNRS Image caption King penguins breed on many of the sub-Antarctic islands between 45 and 55 degrees South King penguins are in deep trouble if nothing is done to constrain climate change, researchers say. The scientists have assessed the birds’ fragmented population in the Southern Ocean and concluded that some island strongholds will […]

Science/Nature

Wearable tech aids stroke patients

Image copyright Shirley Ryan AbilityLab Image caption Lizzy McAninch had a stroke two years ago Scientists in the US are developing wearable sensors to speed up the recovery of stroke patients. The sensors are able to send information to doctors continuously. The team developing the system says it could allow therapists to more closely monitor […]

Science/Nature

Nile conflict

Image copyright Getty Images A new dam on the Nile could trigger a war over water unless Ethiopia can agree a deal with Egypt and Sudan, writes the BBC’s Africa Correspondent Alastair Leithead. It is often said the world’s next world war will be fought over water and there are few places as tense as […]

Science/Nature

World's fishing fleets mapped from orbit

It’s another demonstration of the power of Big Data – of mining a huge batch of statistics to see patterns of behaviour that were simply not apparent before. Computers have crunched 22 billion identification messages transmitted by sea-going vessels to map fishing activity around the globe. The analysis reveals that more than 55% of the […]

Science/Nature

Neanderthals were capable of making art

Image caption In Maltravieso Cave, western Spain, Neanderthals stencilled their hands by blowing red paint over them Contrary to the traditional view of them as brutes, it turns out that Neanderthals were artists. A study in Science journal suggests they made cave drawings in Spain that pre-date the arrival of modern humans in Europe by […]