Chance events may profoundly shape history. What if Franz Ferdinand's driver had not taken a wrong turn, bringing the Duke face to face with his assassin? Would World War I still have been fought? Would Hitler have risen ...
Evolution
Jun 19, 2014
22
0
Evolution, it seems, sometimes jumps instead of crawls. A research team led by a University of Chicago scientist has discovered two key mutations that sparked a hormonal revolution 500 million years ago.
Evolution
Jun 24, 2013
6
0
Researchers in the Oregon State University College of Engineering have developed a handheld sensor that tests perspiration for cortisol and provides results in eight minutes, a key advance in monitoring a hormone whose levels ...
Biochemistry
Mar 22, 2023
0
67
A new analysis explores relationships between domestic cats' hormone levels, gut microbiomes, and social behaviors, shedding light on how these solitary animals live in high densities. Hikari Koyasu of Azabu University in ...
Plants & Animals
Jul 27, 2022
1
144
Families of fish tend to share similar reactions to stressful situations, new research shows.
Plants & Animals
Feb 15, 2022
0
298
Certain hormones in gray whales could act as a distress signal, revealing how whales cope when it's harder for them to find food.
Plants & Animals
Sep 28, 2021
0
45
EPFL engineers, working in association with startup Xsensio, have developed a wearable system that can continually measure the concentration of cortisol—the stress hormone—in human sweat. Their device can eventually help ...
Analytical Chemistry
Feb 5, 2021
0
290
The first-ever study of the levels of the stress hormone cortisol in the saliva of newborn white-tailed deer fawns yielded thought-provoking results that have Penn State researchers suggesting predation is not the only thing ...
Plants & Animals
Jan 11, 2021
0
634
While a little added stress may be helpful to flee a dangerous situation, or to meet an approaching deadline, it's no secret that prolonged exposure to the stress hormone cortisol is linked to health problems. So, what effects ...
Ecology
Dec 6, 2017
0
1061
A mechanism by which stress hormones inhibit the immune system, which appeared to be relatively new in evolution, may actually be hundreds of millions of years old.
Cell & Microbiology
Jan 6, 2016
0
863
