Ancient tooth offers clues to how and when monkeys left Africa
(Phys.org) —The monkey roadmap out of Africa has a new timetable and route, thanks to a tiny tooth plucked from the Arabian desert.
Urination duration: Study finds most mammals need about 21 seconds
Headed to the bathroom? If you think you might have to "pee like a race horse," join the club - so does everyone else. Scientists who watched dozens of different mammals from rats to elephants relieve themselves ...
Researchers find putting birds of different life-spans together can promote emergence of dangerous influenza strains
DNA study on mummies suggests climate instability drove ancient Peruvians to migrate
Study shows social comb-footed spiders have two distinct types of personalities
Historians become scientists to reveal the real reason for a decline in violent crime
(Phys.org) —A scientific analysis of 20 million words recorded during 150 years of criminal trials at London's Old Bailey reveals how changes in culture rather than law helped to reduce violent crime, according ...
NASA scientist creates expanded list of habitability possibilities for other worlds
Study indicates Neolithic people from Near East migrated to Europe via island hopping
Study suggests social identification can mitigate danger felt by people in dense crowds
Research shows bees might create cognitive maps
Microbes engineered for the direct conversion of biomass to ethanol fuel
The promise of affordable transportation fuels from biomass—a sustainable, carbon neutral route to American energy independence—has been left perpetually on hold by the economics of the conversion process. ...
Tracking potato famine pathogen to its home may aid $6 billion global fight
The cause of potato late blight and the Great Irish Famine of the 1840s has been tracked to a pretty, alpine valley in central Mexico, which is ringed by mountains and now known to be the ancestral home of ...
Algae biofuel can help meet world energy demand, researchers say
(Phys.org) —Microalgae-based biofuel not only has the potential to quench a sizable chunk of the world's energy demands, say Utah State University researchers. It's a potential game-changer.
From chaos to order: How ants optimize food search
Ants are capable of complex problem-solving strategies that could be widely applied as optimization techniques. An individual ant searching for food walks in random ways, biologists found. Yet the collective ...