Are brains shrinking to make us smarter?
Human brains have shrunk over the past 30,000 years, puzzling scientists who argue it is not a sign we are growing dumber but that evolution is making the key motor leaner and more efficient.
Herd mentality: Are we programmed to make bad decisions?
A natural desire to be part of the 'in crowd' could damage our ability to make the right decisions, a new study has shown.
Lost letter experiment suggests wealthy London neighborhoods are 'more altruistic'
Neighbourhood income deprivation has a strong negative effect on altruistic behaviour when measured by a 'lost letter' experiment, according to new UCL research published today in PLOS ONE.
Monogamous birds... peeping on the neighbors!
(PhysOrg.com) -- It is well documented that male birds seduce females using their songs, colourful plumage and courtship dances. These signals reflect male genetic quality and will be graded by the female ...
Mother chimps crucial for offspring's social skills
Orphaned chimpanzees are less socially competent than chimpanzees who were reared by their mother. Researchers from the Max Planck Institute for Psycholinguistics in Nijmegen, The Netherlands, observed that ...
Vampires and Zombies: No mere pop culture trend
(PhysOrg.com) -- Vampires and zombies, both of which became a popular phenomenon in Victorian Britain, are all the rage. Temple English Professor Peter Logan believes this is no mere pop culture trend, but ...
Scientists show how social interaction and teamwork lead to human intelligence
Scientists have discovered proof that the evolution of intelligence and larger brain sizes can be driven by cooperation and teamwork, shedding new light on the origins of what it means to be human. The study appears online ...
Goat kids can develop accents
The ability to change vocal sounds (vocal plasticity) and develop an accent is potentially far more widespread in mammals than previously believed, according to new research on goats from Queen Mary, University ...
Scientists identify why some fathers are left holding the baby
A century old mystery as to why, for some animals, it's the father rather than the mother that takes care of their young has been cracked by scientists at the University of Sheffield and University of Bath.
Language structure is partly determined by social structure, says psychology study
Psychologists at the University of Pennsylvania and the University of Memphis have released a new study on linguistic evolution that challenges the prominent hypothesis for why languages differ throughout the world.
Providing robotic carers and smart systems for the elderly
As people enter old age it can become increasingly difficult to maintain a good quality of life without help. Perhaps a faltering memory leads to missed meals or drinks, or a decrease in mobility leads to ...
World's top tech fair pins hopes on Asia, social media
The world's biggest high-tech fair, the CeBIT, kicks off Tuesday, pinning its hopes on growing tech regions Asia and Africa and the hot topic of social media to beat competition from other high-profile fairs.
Power struggles are best kept out of the public eye
For animals, prevailing in a fight affects their likelihood of winning future conflicts. The opposite is true of losing a fight. The sex hormone testosterone is often believed to mediate this "winner effect". ...
Females choose sexier friends to avoid harassment
(PhysOrg.com) -- Scientists have observed a strategy for females to avoid unwanted male attention: choosing more attractive friends. Published today (7 December) in the journal Proceedings of the Royal So ...