The famous Grand Canyon National Park in northern Arizona is a world-renowned tourist destination and one of the iconic symbols of the United States. Despite its popularity, the history of the Grand Canyon has remained largely unknown among its many visitors and has been considered controversial among scientists.
According to the National Park Service (NPS), for a long time, the formation of this majestic canyon with its steep cliffs was primarily attributed to tectonic plate shifts and the ero…

Catherine “Keddy” Coleman is the NASA astronaut who advised Sandra Bullock during filming of Alfonso Cuarón’s 2013 movie Gravity. In her book The Space Between, Coleman—who once served on the International Space Station (ISS)—explains that Bullock’s role and a real astronaut’s life on the ISS are very different.
Catherine Coleman (born 1960) is an American NASA astronaut, holds a Ph.D. in chemistry, and is a former officer in the U.S. Air Force. She served as part of Expedition 26 aboard the ISS…

Dogs are famously called man’s best friend. A new study suggests we might want to call them women’s best companions instead — dogs seem to listen more closely to women and are more sensitive to women’s voices.
Researchers analyzed dogs’ brain activity while people spoke around them. The team used functional magnetic resonance imaging (fMRI) scanners to study the dogs’ brains and found that puppies were especially sensitive to directed speech, particularly when women were speaking. Anna Gabor, o…

Internal monologue, inner speech, and intrapersonal communication are all terms that describe a phenomenon familiar to many people: talking to oneself.
You might remember the old joke: “It’s nice to talk to a smart person.”
Lenny Shedletsky, a communication professor at the University of Southern Maine (USA), has studied this phenomenon for 40 years. He believes that each of us is a “walking laboratory” with experience in self-talk, whether silent or vocal.
For instance, when searching for a lo…

Through his own example, artist-dollmaker Noel Cruz has shown how to transform an unhappy life into a fairy tale and share it with others.
He grew up in a large family that struggled to make ends meet. As a child, he had no toys, and his playtime was spent cleaning other people’s homes. When Noel turned 12, he discovered a passion for painting. This newfound interest was sparked by a beauty pageant he saw on television, which made him think it would be great to learn how to paint portraits. It …

The Human Organ Atlas (HOA), a 3D portal built by an international team of scientists, is now publicly available. It includes detailed scans of 56 human organs.
The project brought together specialists from nine research institutions across Europe and the United States in a consortium called the Human Organ Atlas Hub.
Through the online atlas, users can examine the brain, heart, lungs, liver, and more. The developers say this resource will help anyone better understand anatomy and the diseases …