Researchers from the USDA’s Agricultural Research Service (ARS) are helping poultry farmers protect their flocks and their employees, while improving poultry production. ARS researchers recently developed an indoor air scrubber that purifies the…
Category: 5. Biology
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An indoor air scrubber developed to remove ammonia in poultry houses
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Cannabis essential oils unlock how camphor repels mosquitoes
From summer evenings to global disease prevention, mosquito repellents are a daily defense for billions of people, yet until now, scientists didn’t fully understand how mosquitoes themselves perceive these “keep away” signals. A new study has…
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Marine plastic pollution alters octopus predator-prey encounters, study shows
More than 350,000 chemicals are used worldwide, and many find their way into the ocean through plastic pollution. As plastics accumulate in coastal waters, they continuously leach bioactive additives that can interfere with the chemical cues…
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Intricate silk helps net-casting spiders ensnare prey in webs
Rufus net-casting spiders can tune the stiffness and elasticity of their webs thanks to loops of silk, scanning electron microscope images reveal.
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Giant DNA Viruses Have a Feature Like One in Complex Cells
Genetics tools have advanced significantly in recent decades, and have allowed scientist to sequence all of the genetic material they find in any sample. That has enabled researchers to discover giant DNA…
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Giant DNA Viruses Have a Feature Like One in Complex Cells
Genetics tools have advanced significantly in recent decades, and have allowed scientist to sequence all of the genetic material they find in any sample. That has enabled researchers to discover giant DNA…
Continue Reading
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Ribosome could have emerged from ancient antagonism between parasites and proto-cells
Ribosomes are the components of cells that read RNA and build proteins. Without the ribosome, the chemistry of life would still be catalyzed by raw RNA. And yet the origin of the ribosome remains a mystery. In a Perspective published in PNAS…
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5,000-Year-Old Cave Ice Bacteria is Resistant to Ten Modern Antibiotics
Bacteria can live practically anywhere; they have colonized the human body, the ocean depths, frozen ice, and blistering hot springs. Scientists have recovered bacterial samples from a variety of wild and…
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5,000-Year-Old Cave Ice Bacteria is Resistant to Ten Modern Antibiotics
Bacteria can live practically anywhere; they have colonized the human body, the ocean depths, frozen ice, and blistering hot springs. Scientists have recovered bacterial samples from a variety of wild and…
Continue Reading
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First global bee estimates hint at thousands of hidden species
The world has far more bees than anyone realized. Scientists have, for the first time, estimated just how many species of bees are out there on a global scale, offering a clearer look at how these vital pollinators are distributed around the…
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