Tag

Spirals

All articles tagged with #spirals

"The Mystery of the Fibonacci Sequence Unraveled"
science2 years ago

"The Mystery of the Fibonacci Sequence Unraveled"

The Fibonacci sequence, a mathematical pattern found in nature, is not inherently linked to natural phenomena, but rather to pure mathematics. While the sequence appears in biological organisms due to the golden ratio's biological utility, it is only by pure coincidence that it appears in some physical sciences, including in a few spiral galaxies. The sequence is generated by adding the two prior terms together, and its ratios approach the golden ratio, φ, as the terms increase. A mathematical curiosity allows for the generation of the Fibonacci numbers by creating a fraction with 89 in the denominator and adding 9s on either side. This sequence is not self-similar and does not persist in most physical spirals, but it does appear in many biological organisms, including plants, due to evolutionary reasons.

Unraveling the Mysteries of Cognition: Insights from Newly Discovered Brain Activity Spirals
neuroscience2 years ago

Unraveling the Mysteries of Cognition: Insights from Newly Discovered Brain Activity Spirals

Researchers have discovered spiraling wave activity patterns in the brain that correlate with cognition. Using brain scans from the Human Connectome Project, the team found that these spirals organize the flow of brain activity and are dedicated to specific cognitive tasks. By analyzing these spiral wave fingerprints, the researchers were able to classify different stages of cognitive processing. The findings provide insights into how the brain coordinates its activity and could have implications for understanding neurological disorders.