Do all animals sleep?
"Nothing is certain except for death and taxes," said Benjamin Franklin. Of course, he left out another certainty for humankind: sleep. All humans sleep, albeit some better than others. But do all animals sleep, too?
"Nothing is certain except for death and taxes," said Benjamin Franklin. Of course, he left out another certainty for humankind: sleep. All humans sleep, albeit some better than others. But do all animals sleep, too?
Plants & Animals
May 27, 2022
0
59
One of the hallmarks of Alzheimer's disease is the presence of neurofibrillary tangles in the brain. These tangles, made of tau proteins, impair neurons' ability to function normally and can cause the cells to die.
Biochemistry
May 27, 2022
0
93
Speech and language skills are unique to modern humans. While this ability evolved over millions of years, it is not possible to trace language in the fossil record because it leaves no direct imprint. Instead, re-examining ...
Plants & Animals
May 26, 2022
0
7
Past neuroscience research suggests that biological neural networks in the brain could self-organize into a critical state. In physics, a critical state is essentially a point that marks the transition between ordered and ...
When genes mutate, this can lead to severe diseases of the human nervous system. Researchers at Leipzig University and the University of Würzburg have now used fruit flies to demonstrate how, apart from the negative effect, ...
Other
May 10, 2022
0
399
Childbirth in humans is much more complex and painful than in great apes. It was long believed that this was a result of humans' larger brains and the narrow dimensions of the mother's pelvis. Researchers at the University ...
Evolution
May 10, 2022
0
266
Long-duration space flight alters fluid-filled spaces along veins and arteries in the brain, according to new research from Oregon Health & Science University and scientists across the country.
Space Exploration
May 5, 2022
0
163
A group of rare diseases called "ciliopathies"—polycystic kidney disease notable among them—emerge from defects in cilia, the tiny hair-like structures on the surface of almost every cell type. But the specific molecular-level ...
Cell & Microbiology
Apr 27, 2022
0
60
The brain is the organ that orchestrates all the diverse functions and complex decisions that take place in biological systems. Despite its critical nature, it is equally as fragile: the neurons that make up the brain do ...
Plants & Animals
Apr 27, 2022
0
76
Emiliano Bruner, a paleoneurologist at the Centro Nacional de Investigación sobre la Evolución Humana (CENIEH), has just published a review article in the journal Brain Structure and Function that brings anthropology and ...
Evolution
Apr 25, 2022
0
3