iPhone app tracks 600 patients in biggest ever Parkinson’s study
Smartphones come stuffed with sensors – now doctors are using them to study people's health on a scale impossible before
Fish with rainbow skin shows how cells move when skin regrows
A genetically modified fish has skin cells of a bewildering array of colours, allowing us to see them move as they regenerate and repair damaged tissue
Weather records broken as world faces alarming levels of change
The lowest extent of Arctic winter sea ice and highest ocean temperatures were among many records broken last year around the world
Manta rays are first fish to recognise themselves in a mirror
Mirror test suggests big-brained manta rays have what it takes to be self-aware, but not everyone is convinced by results or even the test itself
On the trail of some of the world’s rarest monkeys
Vietnam's forests are home to endangered monkey species found only here. Tim Plowden dodges armed poachers while trying to learn more about the rare monkeys
Frozen rabbit kidneys could solve organ shortage for transplants
An embryonic rabbit kidney can be transplanted after three months in the deep freeze and develop into an adult kidney without causing immune rejection
New alloys could lead to next generation of nuke plant metals
Nuclear reactors destroy their casings over time, requiring costly repairs. A new type of high-entropy metals could make them more robust
NASA is sending a 3D printer and a fire starter to the ISS
Next Tuesday an uncrewed Cygnus cargo ship will blast off to the International Space Station with the ingredients to build and burn in space
Right-leg prostheses give sprint para-athletes an edge on bends
In races with bends, Paralympic sprinters whose affected leg is on the inside of the curve are hampered in generating force by their prosthesis
Women live longer than men but suffer more years of poor health
Compared to 1982, the number of further healthy years an elderly man can expect to live has increased, but the same is not true for women
