Health

In the next few days the meteor shower most important of the summer Delta Aquarids and perseids They are, respectively, the fourth and fifth meteor shower so far this year, after the Quadrantids, Lyrids and Eta Aquarids. Both are the meteor showers more apt to see in the open sky given the mildness of the weather for the dates on which both occur: the Delta Aquarids began on July 12 and will last until August 23 and the Perseids began on July 17 and will end on August 24. What is the best day to see the meteor shower? There…

A big part of greenland it was an ice-free tundra landscape, probably covered with trees and wandering woolly mammoths, in the recent geological past (about 416,000 years ago), according to a new study published in the journal 'Science'. The results help refute the earlier view that much of the Greenland ice sheet persisted for most of the last 2.5 million years. Instead, a moderate warming, from 424,000 to 374,000 years ago, resulted in a spectacular thaw. At that time, the melting of Greenland demonstrated a sea level rise of at least five feet, despite atmospheric levels of heat-trapping carbon dioxide…

The dangerousness of dogs is not determined by your race. This axiom, defended for years by the majority of biologists, ethologists, veterinarians and animalists in generalhas now been corroborated by a genetic studies published by the American scientific magazineScience', a publication that disseminates information on the American Association for the Advancement of Science (American Association for the Advancement of Science). The analysis extracted from these data determines that the race, by itself, does not help at all to predict dog behavior. laws and prohibitions Today, most modern dog breeds are credited with characteristic temperaments associated with their ancestral function. As…