Run-of-the-mill neutral running shoes do not lead to more injuries for beginning joggers whose feet pronate or supinate. Katherine Harmon reports

The world is not on track to reduce, or even restrain global warming. David Biello reports

Overweight patients are more likely to take weight-loss advice from overweight doctors, but the advice from thin doctors may be of higher quality. Katherine Harmon reports

A new survey reveals that trash from our activities on land litters the bottom of the ocean, from shallow to deep. David Biello reports

Participants in a media-assisted weight-loss program had some success, and those who tweeted about their efforts lost a bit more. Karen Hopkin reports

Moss can wait out being entombed in glacial ice for centuries. David Biello reports

Humans are using and abusing freshwater resources at an accelerating rate. David Biello reports

Rather than significantly hardening tooth enamel, fluoride may cut cavities by making it harder for oral bacteria to stick around. Karen Hopkin reports

U.S. taxpayers have so far borne the brunt of climate change costs. David Biello reports

A new method to make steel using electricity rather than flame could produce virtually no carbon emissions. David Biello reports