Pigeons are more intelligent than previously thought, according to researchers in the United States. Using touch screens to test the birds' problem-solving skills, University of Iowa scientists have demonstrated that pigeons can make considered choices while negotiating complex challenges presented by the widely-used "string task" intelligence test.
Howdini (Oct. 9, 2013) When it comes to squash, bigger is not always better. Fine Gardening's Danielle Sherry shows Fine Cooking's Sarah Breckenridge how to determine the right time to harvest squash based on its intended ... watch video
Reuters (Mar. 20, 2013) A landmark study has concluded that almost one in five reptile species are threatened with extinction. The more than 200 world experts involved in the study say loss of habitat is the driving force ... watch video
Xinhua News Agency (Mar. 8, 2011) A UN food study has determined that the adoption of ecological agriculture in poorer nations could double their food production within a decade. The study draws an explicit connection between ... watch video
CBC (Dec. 16, 2010) The Canadian federal government wants to put a price tag on polar bears, and has commissioned a study to appraise the animal's value as a national icon. The outcome of the study will help determine ... watch video
Xinhua News Agency (Oct. 21, 2012) A major Chinese, British and German study of the mass species extinction 250 million years ago claims it was caused by high temperatures.
The joint study was published Friday in Science, one of the ... watch video
Apr. 27, 2015 By training a type of grasshopper to recognize odors, a team of biomedical engineers is learning more about the brain and how it processes information from its senses. While the results of this ... read more
Apr. 27, 2015 The monk parakeets that have invaded Europe and North America over the last 40-50 years fortifying their massive communal nests atop utility poles in many urban areas appear to have originated from ... read more
Apr. 27, 2015 Researchers have discovered how an abundant class of RNA genes, called lncRNAs can regulate key genes. By studying an important lncRNA, called Xist, the scientists identified how this RNA gathers a ... read more
Apr. 27, 2015 Coral reefs, true reservoirs of biodiversity, are seriously threatened by human activities and climate change. Consequently, their extinction has often been heralded. Now, researchers are painting a ... read more
Apr. 27, 2015 An apparently advantageous mechanism of conifer pollination has nevertheless been disappearing over millions of years, a new study finds. The mechanism works well, but because it depends on three ... read more
Apr. 27, 2015 Olive oil is universally considered a much healthier alternative to meat fat. Plant-derived oils (such as olive oil, canola oil, and vegetable oil) largely consist of unsaturated fatty acids, whereas ... read more
Apr. 27, 2015 Bumblebees that have been infected by parasites seek out flowers with nicotine in the nectar, likely to fight off the infection, new research has found. The nicotine appears to slow the progression ... read more