(PhysOrg.com) -- Unlike most wrinkles on our bodies, which appear due to bending and stretching of the skin, fingerprints aren't the result of repeated motion. Each of us is born with a unique set of them, although scientists ...
The human brain has 100 billion neurons, making 100 trillion connections. Understanding the precise circuits of brain cells that orchestrate all of our day-to-day behaviors—such as moving our limbs, responding to fear and ...
Evolution
Nov 26, 2021
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500
French authorities on Wednesday banned two US pesticides which ecologists deem harmful to bees.
Ecology
Dec 4, 2019
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A recent report by the United States Centers for Disease Control and Prevention found more than 80 percent of urine samples from children and adults in the U.S. contained the herbicide glyphosate. A study by Florida Atlantic ...
Ecology
Aug 23, 2022
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Fossils of a tiny sea creature that died more than half a billion years ago may compel a science textbook rewrite of how brains evolved.
Paleontology & Fossils
Nov 25, 2022
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576
The synthetic pesticides used to control bed bug infestations face two problems: the insects are gaining a tolerance to them, and many consumers are looking for "green" alternatives they consider safer to spray in their living ...
Biochemistry
Mar 13, 2019
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418
Researchers from Brigham and Women's Hospital and the Massachusetts Institute of Technology (MIT) have unveiled unprecedentedly detailed images of brain cancer tissue through the use of a new microscopy technology called ...
Bio & Medicine
Jan 31, 2024
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24
It seems so obvious that someone should have thought of it decades ago: Since parasites have plagued eukaryotic life for millions of years, their prevalence likely affected evolution. Psychologist Marco Del Giudice of the ...
When a creature's stress levels decrease because of the presence of a companion, it is known as social buffering. In highly social animals, such as mammals and birds, this phenomenon is well studied. Now, researchers have ...
Plants & Animals
Jul 6, 2023
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862
The active ingredient in many insect repellents, deet, has been found to be toxic to the central nervous system. Researchers writing in the open access journal BMC Biology say that more investigations are urgently needed ...
Plants & Animals
Aug 5, 2009
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