A quarter of known bee species haven’t appeared in public records since the 1990s

A giant Patagonian bumblebee (Bombus dahlbomii). Four decades ago, these bees were abundant in Chile and Argentina, but now they have become an uncommon sight. Credit: Eduardo E. Zattara Researchers at the Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET) in Argentina have found that, since the 1990s, up to 25% of reported bee species […]

A portable particle detector can determine aerosol concentrations in public spaces — ScienceDaily

Because of the role they play in coronavirus transmission, understanding aerosol concentrations and persistence in public spaces can help determine infection risks. However, measuring these concentrations is difficult, requiring specialized personnel and equipment. That is, until now. Researchers from the Cardiology Centers of the Netherlands and the University of Amsterdam demonstrate that a commercial hand-held […]

How fossil preservation and public health are intertwined

Preserving animal specimens is key to solving modern problems. (Pixabay /) Jocelyn P. Colella is an Assistant Professor of Ecology & Evolutionary Biology and Assistant Curator of Mammals, University of Kansas. Bryan McLean is an Assistant Professor of Biology, University of North Carolina – Greensboro. This story originally featured on The Conversation. Imagine yourself as […]

Public health officials expect COVID-19 cases to spike like never before

On Sunday, a number of leading infectious disease and public health experts warned Americans that there could be another surge in cases brought on by Thanksgiving travel. (Pixabay/) Despite coronavirus cases surging in most of the country, and the Centers for Disease Control’s plea last week to forgo traveling this past holiday weekend, more than […]

Simple, no-cost ways to help the public care for the commons

Researchers from University of Wisconsin-Madison, New York Institute of Technology, University of Iowa, and Cornell University published a new paper in the Journal of Marketing that examines whether it is possible to make people feel as if the property is theirs–a feeling known as psychological ownership–and how this affects their stewardship behaviors. The study, forthcoming […]

Pandemic has surprising impacts on public transit demand

Credit: Pixabay/CC0 Public Domain The COVID-19 pandemic had surprising effects on demand for public transit in American cities, new research suggests. While demand for public transit dropped about 73% across the country after the pandemic hit, the reduction didn’t impact all cities equally, according to the study, which analyzed activity data from a widely used […]

Why trust is vital to public health strategy

Credit: I Wei Huang/Shutterstock Trust is a crucial component of effective public health policy. It is also a two-way street. People need to trust the authorities—universities, employers, the government—that are asking them to behave in a certain way, but they also need to feel trusted by these authorities. The success of various authorities when it […]

Sanctuary policies protect immigrants but don’t threaten public safety

Credit: CC0 Public Domain Sanctuary policies are at the center of the debate over immigration enforcement in the interior of the country. President Trump has called those policies “deadly” and claimed that they prevent the deportation of violent criminals and increase crime. Those claims are not true, according to a new study published in the […]