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. ...
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 ...
Relaxation helps pack DNA into a virus
Researchers at the University of California, San Diego have found that DNA packs more easily into the tight confines of a virus when given a chance to relax, they report in a pair of papers to be published ...
Lizard species found to reduce head bobbing mating ritual when predators are around
Taste test: Could sense of taste affect length of life?
Perhaps one of the keys to good health isn't just what you eat but how you taste it. Taste buds – yes, the same ones you may blame for that sweet tooth or French fry craving – may in fact have a powerful ...
Researchers offer 'proof' that oxygen is the only light element in the Earth's core
Researchers find proof of global cooling after Chicxulub asteroid impact
Fossil palm beetles 'hindcast' 50-million-year-old winters
(Phys.org) —Fifty-million-year-old fossil beetles that fed only on palm seeds are giving Simon Fraser University biologists Bruce Archibald and Rolf Mathewes new information about ancient climates.