Octopuses resolve conflicts with many-armed body language
Often thought of as solitary animals, octopuses have been observed changing colour and posture to prevent confrontations in crowded spots from escalating
Overactive brain pruning in teens could cause schizophrenia
The gene most strongly associated with schizophrenia seems to ramp up pruning, the loss of brain-cell connections that normally happens during adolescence
Wearable sweat sensor shows how hydrated you are during workouts
Fitness fans will soon have a gadget that tells them when to take a drink and when their muscles have had enough – but it could also have medical uses
AI landmark as Googlebot beats top human at ancient game of Go
Google's AI subsidiary DeepMind has a program that has just beaten a human Go expert. Now it could tackle complex real-world problems like climate modelling
Smart clothes adapt so you are always the right temperature
Researchers are developing clothes that can change their thermal properties to adapt to the environment and wearer's body, so you're never too hot or cold
Artificial intelligence could make lawyers more risk averse
Machine learning systems can help lawyers by analysing legislation and old cases, but can also subtly alter the conduct of the law
Autopsies suggest surgical grafts passed on Alzheimer’s disease
There is growing evidence that Alzheimer's disease was spread via surgical grafts as well as growth hormone donations several decades ago
Record-breaking double star may be cannibalising itself
A binary star with the longest and most infrequent eclipses ever may bust the records because one star is stealing material from the other
A black hole’s edge will burn you up if you try to escape
The edge of a black hole, beyond which not even light can escape, can be smooth an uneventful or a burning wall of fire, depending on your perspective
Fake meteors could probe mysterious layers of upper atmosphere
Shooting pellets from orbit 1000 kilometres above Earth could help us determine the density of the upper atmosphre as well as calculate the risk to satellites of meteor strikes
