Everyone, even those contemptuous of ice skating, has seen a figure skater’s spin speed up as she draws her extended arms and legs towards her body. This is an example of the conservation of angular momentum. When the figure skater enters the spin with extended arms, the overall energy of her body
Champagne, like any other wine made from grapes that are pressed and stored in special conditions to allow the fermentation led to the transformation into alcohol. So lets bust your friends with this amazing champagne science. They may already know about … Continue reading Science of Champagne – A Toast to the Chemistry of Champagne
Fossils older than 570 million years provide new secrets about the evolution of animals from a single cell. These fossils are neither strange bacteria, as some thought, nor animal cells, as others believed. But then what are they? Doushantuo is … Continue reading Mysterious fossils shed light on the origin of animals
The mysterious growth observed on the legs of elephants and baffled scientists for more than three centuries seems like a “sixth toe” that allows elephants to keep the balance, according to a study published 23-Dec-2011 in Science magazine.
Using the Rossi X-ray Timing Explorer (RXTE) satellite of NASA observing the stars in the field of X-rays , a group of astronomers has found what appears to be the smallest known black hole . It’s light curve is similar … Continue reading Smallest black hole was found
Vickie Langohr December 22, 2011 This past week was a pivotal moment for the struggle for women’s rights in Egypt. In response to more protests in Cairo’s Tahrir Square, police and government security forces beat and stripped several female demonstrators. … Continue reading How Egypt’s Revolution Has Dialed Back Women’s Rights
A house of environmental activists in Mauritania turned to a nature reserve full of wild turtles, and it is a direction of dozens of students, researchers and ordinary citizens who want to rest and or watch its contents of protected turtles, … Continue reading Natural Reserve in Mauritania
BREAKING NEWS: Three-quarters of the genetic diversity in agriculture have disappeared during the twentieth century, according to a study released Sept. 7 by the United Nations Food and Agriculture Organization (FAO). The FAO experts draw a parallel between the decline … Continue reading Agriculture: 75% of the genetic food has gone
For the first time, researchers have discovered a clue that a large herbivorous dinosaurs lived in Antarctica . On James Ross Island, they found 90 million year old tail vertebrae of aTitanosauriers , a long-necked, quadrupedal herbivore . Among them … Continue reading First Long-Necked Dinosaur Fossil Found In Antarctica
In addition to exogenous factors – climate, geography, etc.. – Human evolution would also be due to cultural and social practices, a recent study of Native American tribes of Brazil said. The cultural and social environment – tradition, transmission, rites and … Continue reading Cultural practices, drivers of human evolution?
“Man would have only four years of life left.” – Albert Einstein once said that if the bees disappeared. Natural navigation of skilled workers from the bees depend on the Earth’s magnetic field. Electromagnet waves emanating from a mobile phones … Continue reading Bees in danger because of humanity
The Centre National d’Etudes Spatiales (CNES) has released a 3D image of Ross Island, “base” of the explorer Robert Falcon Scott who played role as conqueror of the South Pole with Roald Amundsen, a hundred years ago. “A hundred years ago, he won the … Continue reading South Pole where the conquest began