Engaging in gaze contest is a reflex
February 27th, 2011 - 3:17 pm ICT by IANS
London, Feb 27 (IANS) If you accidentally knock over your neighbour's beer in a bar and he stares at you, would you buy him a new drink or would you try to ... Read more...
Posted in Health Science |
Staring for dominance is automatic for humans
February 26th, 2011 - 5:08 pm ICT by ANI
Washington, Feb 26 (ANI): A new study has suggested that the dominant behavior exhibited by staring someone down can be reflexive.Our primate relatives certainly get into dominance battles; they mostly resolve the ... Read more...
Posted in Health Science |
Major selective sweeps did not drive human evolution, says study
February 18th, 2011 - 5:20 pm ICT by ANI
Washington, Feb 18 (ANI): A new study has found that selective sweeps, which were thought to drive human evolution, may not have done so. In fact, such events may have been rare, ... Read more...
Posted in Health Science |
Chimp mums ‘mourn their dead infants’
February 1st, 2011 - 2:34 pm ICT by ANI
London, Feb 1 (ANI): Scientists have revealed for the first time that female chimpanzees mourn their dead infants.According to researchers, chimpanzee mothers establish close physical relationships with their young, carrying them for ... Read more...
Posted in Entertainment |
Why humans are more sensitive than chimps to certain viruses
December 17th, 2010 - 1:31 pm ICT by ANI
Washington, Dec 17 (ANI): Scientists have found why humans are more sensitive to certain viruses compared to other primates.The greater susceptibility of humans to certain infectious diseases when compared to other primates ... Read more...
Posted in Health Science |
Like humans, apes too play it safe when odds are uncertain
November 30th, 2010 - 2:04 pm ICT by ANI
Washington, Nov 30 (ANI): Apes prefer to play it safe when the odds are uncertain, according to a new study.Humans are known to play it safe in a situation when they aren't ... Read more...
Posted in Health Science |
Human evolution occurred ‘3mn yrs earlier than previously thought’
November 6th, 2010 - 1:21 pm ICT by ANI
Washington, Nov 06 (ANI): A new statistical model has suggested that evolutionary divergence of humans from chimpanzees likely occurred some 8 million years ago rather than the 5 million year estimate widely ... Read more...
Posted in Health Science |
Oldest footprint fossil could offer insights into ancient human gait
July 23rd, 2010 - 3:14 pm ICT by ANI
Washington, July 23 (ANI): After discovering fossil remains of what is believed to be the oldest footprints that look like those made by modern humans, scientists are trying to understand how walking ... Read more...
Posted in Health Science |
Evidence of ‘missing social knowledge’ in non-human primates found
May 23rd, 2010 - 4:20 pm ICT by ANI
Washington, May 23 (ANI): A new American research has found the first known evidence of "missing social knowledge" in non-human primates.For the study, Thore Bergman, an assistant professor of psychology and ecology ... Read more...
Posted in Health Science |
Invention of cooking drove humans to evolutionary heights
June 3rd, 2009 - 4:42 pm ICT by IANS
Washington, June 3 (IANS) The invention of cooking, even more than agriculture or the advent of tools, is what drove humanity to civilisational and evolutionary heights.
Richard Wrangham of Harvard University, ... Read more...
Posted in Sci-Tech |
‘Humanised’ mice may offer insights into evolution of speech
May 29th, 2009 - 2:11 pm ICT by ANI
Washington, May 29 (ANI) Mice may not talk but those carrying a 'humanised version' of a gene - thought to be involved in speech - can tell a lot about humans' evolutionary ... Read more...
Posted in Health Science |
Carrying babies not the evolutionary driving force behind bipedalism in humans
April 24th, 2008 - 1:46 pm ICT by admin
Washington, April 24 (ANI): Researchers at the University of Manchester have challenged the common conception that early humans, the so-called hominins, began walking upright because of the need to carry children.For ... Read more...
Posted in Health Science |