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University of Oregon


Fires, flooding before settlement may have formed the Amazon's rare patches of fertility

New research suggests that phosphorous and calcium levels in Amazonian dark earth are orders of magnitude higher than in surrounding soil, correlating with 16 trace elements that indicate pre-settlement river flooding delivered nutrients. This finding challenges the long-held theory that controlled burning created these fertile sites.

SourceUniversity of Oregon·JournalNature Communications·DateJan 4, 2021

Creating buzz with potential end-users helps entrepreneurs with crowdfunding campaigns

A study by University of Oregon researchers found that companies that successfully engage with their target audience and incorporate feedback into their prototypes are more likely to reach their fundraising goals and attract media coverage. Engaging with potential end-users early on can create buzz and increase the chances of success i...

SourceUniversity of Oregon·JournalOrganization Science·DateApr 30, 2020

Oregon researchers test hearing by looking at dilation of people's eyes

Researchers at the University of Oregon have developed a new method to assess hearing by measuring pupil dilation, which is as sensitive as traditional testing methods. The approach has shown promising results in detecting sound in individuals who cannot respond, such as babies and young adults with developmental disabilities.

SourceUniversity of Oregon·JournalJournal of the Association for Research in Otolaryngology·DateJan 8, 2020

Impacts of low-dose exposure to antibiotics unveiled in zebrafish gut

Researchers at the University of Oregon found that low-dose antibiotic exposure can cause significant changes in gut bacterial communities, leading to severe drops in bacterial populations. The study used zebrafish as a model organism and showed that the physical activity of the intestine amplifies the effects of weak antibiotics.

SourceUniversity of Oregon·JournalProceedings of the National Academy of Sciences·DateOct 10, 2019