A brown bear from Alaska has been dubbed the fattest bear in America by an online poll conducted on Facebook. Voters were apparently impressed by the extra fat that the bear had accumulated in preparation for the hibernation season. Choosing America’s fattest bear The bear, nicknamed 409 Beadnose, lives in the Katmai National Park in ...
The study by a team of geographers and archaeologists from UCL and King’s College London, published in Nature Communications, suggests that early pastoralists in North Africa combined detailed knowledge of the environment with newly domesticated species to deal with the long-term drying trend. This delayed the onset of the Sahara Desert by 500 years. It is thought ...
The most severe mass extinction in Earth’s history occurred with almost no early warning signs, according to a new study by scientists at MIT, China, and elsewhere. The end-Permian mass extinction, which took place 251.9 million years ago, killed off more than 96 percent of the planet’s marine species and 70 percent of its terrestrial ...
In what could prove to be a breakthrough in the treatment of brain cancer, a group of scientists has discovered that the gene-editing software CRISPR enabled them to shut down brain cancer’s immortality switch. Cancer’s immortality switch The research team, led by the neurosurgery expert Joseph Costello, studied glioblastoma brain cancer cells extracted from cancer ...
Recently, scientists from China and the UK reported two Middle-Late Triassic entomofaunas, providing not only the earliest records of several modern insect elements, but also new insights into the early evolution of freshwater ecosystems. This study confirms that holometabolous and aquatic insects experienced extraordinary diversification about 237 million years ago. The research was published in Science ...
In China, people breathe air thick with the lung-damaging pollutant ozone two to six times more often than people in the United States, Europe, Japan, or South Korea, according to a new assessment. By one metric — total number of days with daily maximum average ozone values (8-hour average) greater than 70 ppb — China ...
The only area on mainland Australia that has preserved the richest biodiversity of continuous forests, untouched since the Ice Age, is in East Gippsland. The area of East Gippsland is 12,560 square miles and is mostly forests filled with mountain ecosystems that continue without interruption to the coastal edge. According to Elfie, a local tour ...
The most frightening monsters are the ones that we create. And although plastic does not fit in with the typical image of a sharp-fanged, clawed, and horned creature, it truly is a nightmare humanity has created over the past half-century. Our careless use of plastic and the menace of plastic we have created has not ...
If the global population adopted the recommended guidelines of North American diets, there wouldn’t be enough land to provide the food required, according to a new study co-authored by University of Guelph researchers. The researchers found that global adherence to United States Department of Agriculture (USDA) guidelines would require one giga-hectare of additional land — ...
A big percentage of Americans believe that climate change will end up being disastrous for the world. According to surveys by the Pew Research Center, almost three-fourths of the U.S. population is of the opinion that storms in the country will worsen due to climate change. They also expect plant and animal life to be severely ...
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