A rat's brain, on and off methamphetamine

Drug addiction is a vicious cycle of reward and withdrawal. Chronic users often relapse because of…

Making reservations on the economic hype: Pro sports have little effect on tourism dollars

Government and tourism officials love to tout the economic boon that professional sports bring to their…

Newly identified compounds could help give fire ants their sting

Native to South America, imported fire ants have now spread to parts of North America and…

Bolivian forager-farmers with amazing heart health are split over what makes a good life

A small Bolivian society of indigenous forager-farmers, known for astonishingly healthy cardiovascular systems, is seeing a…

Rice blast fungus discovery will drive crop innovation

A secret weapon used by the killer rice blast fungus to infect host plants has been…

Computational 'match game' identifies potential antibiotics

Computational biologists at Carnegie Mellon University have devised a software tool that can play a high-speed…

What gives a three-meter-long Amazonian fish some of the toughest scales on Earth

Arapaima gigas is a big fish in a bigger river full of piranhas, but that doesn’t…

One deer's journey: An epic migration is revealed in new maps

In the spring of 2016, a determined mule deer did something that, as far as anyone…

Indonesia under 'blanket of smoke' amid wildfires

Indonesia is under a “blanket of smoke” amid wildfires that threaten humans, wildlife and the global…

Challenge predicts how metals with complex shapes and manufacturing will fracture

Since people started forging and working with metal, they’ve arguably been interested in how it breaks.…