The Bachman's warbler, a songbird that was last seen in North America nearly 40 years ago, was a distinct species and not a hybrid of its two living sister species, according a new study in which the full genomes of seven ...
Ecology
Jun 23, 2023
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2
In an attempt to rescue a rare darter in the lower Susquehanna River, a Penn State research team, working with the Pennsylvania Fish and Boat Commission, has determined that the fish is a distinct subspecies found nowhere ...
Plants & Animals
Jun 23, 2023
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228
In the woods of the northeastern U.S., a strange disease is creeping through the canopies. Spreading quickly, it causes leaves and branches to wither and, in many cases, the tree to eventually die.
Plants & Animals
Jun 23, 2023
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5
Acoustic waves may be able to control how particles sort themselves. While researchers have been able to separate particles based on their shape—for example, bacteria from other cells—for years, the ability to control ...
Bio & Medicine
Jun 16, 2023
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78
In the fall of 2020, when Chad Dechow got a call from veterinarians in New York describing a strange condition affecting Holstein calves on two farms under their care, he was unfamiliar with the condition that came to be ...
Veterinary medicine
Jun 15, 2023
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3
Giraffes in eastern Africa may be even more endangered than previously thought. A new study led by researchers at Penn State reveals that populations of Masai giraffes separated geographically by the Great Rift Valley have ...
Plants & Animals
Jun 12, 2023
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129
A human or animal's microbiome—the collection of often beneficial microorganisms, including as bacteria and fungi, that live on or within a host organism—can play an important role in the host's overall immune response, ...
Ecology
Jun 11, 2023
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124
Curly hair does more than simply look good—it may explain how early humans stayed cool while conserving water, according to researchers who studied the role human hair textures play in regulating body temperature. The findings ...
Evolution
Jun 7, 2023
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114
Feral swine are considered one of the top invasive species of concern in North America because of the damage they do to agricultural and natural systems. To best manage them, resource management agencies need to know more ...
Ecology
Jun 5, 2023
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9
Penn State researchers have developed a low-cost, RNA-based technology to detect and measure biomarkers, which can help decode the body's physiology. The presence of protein biomarkers can indicate chronic or acute conditions, ...
Biotechnology
Jun 1, 2023
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21
