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There’s more to plastic waste than bottles and bags
Two-thirds of the plastic waste in the US in 2017 came from things other than plastic packaging, a new study shows. Discussions of the growing plastic waste problem often focus on reducing the volume...
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3D model may lead to new pulmonary fibrosis treatments
A new 3D bioengineered model of lung tissue is poking holes in decades worth of flat, Petri dish observations into how the deadly disease pulmonary fibrosis progresses, researchers say. The causes of...
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Light pollution may skew mule deer and cougar dynamic
Exposure to light pollution may alter predator-prey dynamics between mule deer and cougars across the intermountain West, a region where night skyglow is an increasing environmental disturbance,...
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5 myths about single-use plastic
Most of the environmental impacts of many consumer products, including soft drinks, are tied to the products inside, not the packaging, according to University of Michigan environmental engineer Shelie...
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Dead fish carry mercury into ocean’s deepest trench
The sinking carcasses of fish from near-surface waters deliver toxic mercury pollution to the most remote and inaccessible parts of the world’s oceans, research finds. That includes the...
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1 antibody blocks dengue virus infection in mice
One antibody can block the ability of the dengue virus to cause disease in mice, researchers have found. The findings open the potential for developing effective treatments and designing a vaccine for...
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Bee diversity keeps colonies healthy
The most diverse bee communities have the lowest levels of three common viral pathogens, according to a new analysis of thousands of native and nonnative bees. Researchers netted and trapped more than...
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These foods have the biggest water scarcity footprint
A new “water scarcity footprint” measures the water-use impacts of various United States diets. Meat consumption is the top contributor to the water scarcity footprint of the average US diet,...
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Roads threaten bee movement and pollination
Roads pose a significant threat to bee movement and how they pollinate flowers, a new study shows. Road networks extend some 20 million miles across the globe, and that number is projected to increase...
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Fossils reveal some fish survived in ancient hot water
Fishes thrived in the tropics in an ancient warm period despite high ocean temperatures, according to a new study. The Paleocene-Eocene Thermal Maximum, or PETM, was a short interval of highly elevated...
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To save migrating birds, turn off some lights
Darkening just half of a building’s windows can make a big difference for migrating birds, a new study shows. Every night during the spring and fall migration seasons, thousands of birds are killed...
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There’s more to plastic waste than bottles and bags
Two-thirds of the plastic waste in the US in 2017 came from things other than plastic packaging, a new study shows. Discussions of the growing plastic waste problem often focus on reducing the volume...
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Are bird body changes tied to early migration? Nope
New research indicates that changes to birds’ bodies are not connected to their earlier migrations, just happening in parallel. When researchers reported last year that North American migratory birds...
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Your reusable coffee cup might not be so green after all
Many sustainability-minded consumers likely assume that reusable products have fewer environmental impacts, but just how green are they? A new study uncovers some surprising and counterintuitive...
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Electric delivery vehicle emissions depend on charging
A study shows that when, where, and how electric delivery fleet vehicles are charged can greatly affect their potential to reduce greenhouse gas emissions. The transportation sector is the largest...
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Home heat pumps could cut pollution and save money
Deploying residential heat pumps more widely across the United States has the potential to help reduce carbon pollution while also saving homeowners money, according to a new study. However, in most...
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4 changes could reduce grad student stress
Four types of changes could reduce mental health stress among graduate students, say researchers. Graduate students suffer high rates of depression, anxiety, and mental stress, studies show—a situation...
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No ears? No problem. Roundworm hears through its skin
A species of roundworm that is widely used in biological research can sense and respond to sound, despite having no ear-like organs, according to a new study. The findings offer a new biological tool...
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Scavenging hyenas benefit public health in African cities
Hyenas are frequently vilified and often feared, but new research shows their scavenging provides significant public health and economic benefits to the African cities where they roam. A study...
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Laying low might have saved ground critters from dino-killing asteroid
A new study suggests that ground-dwelling and semi-arboreal mammals were better able to survive a mass extinction 66 million years ago than tree-dwelling mammals, due to the global devastation of...
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