日期：2015-09-15 There are substantial differences among Americans when it comes to knowledge and understanding of science topics, especially by educational levels as well as by gender, age, race and ethnicity, according to a new Pew Research Center report. The repr... 阅读全文>>

日期：2015-09-15 Scientists have made promising steps in developing a new magnetic memory technology, which is far less susceptible to corruption by magnetic fields or thermal exposure than conventional memory. The findings, which report the use of magnetic permeabi... 阅读全文>>

日期：2015-09-15 The Southern Ocean has begun to absorb more atmospheric carbon dioxide (CO2) according to new research from an international team, including the University of East Anglia. A decade ago scientists announced that the amount of CO2 being absorbed by th... 阅读全文>>

日期：2015-09-15 New work from an international team including Carnegie's Ken Caldeira demonstrates that the planet's remaining fossil fuel resources would be sufficient to melt nearly all of Antarctica if burned, leading to a 50- or 60-meter (160 to 200 foot) rise... 阅读全文>>

日期：2015-09-15 Snowpack in California's Sierra Nevada in 2015 was at the lowest level in the past 500 years, according to a new report led by University of Arizona researchers. The team's research is the first to show how the 2015 snowpack compares with snowpack l... 阅读全文>>

日期：2015-09-10 A research team led by NYIT scientist Gaberiel Bever has determined that a 260-million year-old fossil species found in South Africa's Karoo Basin provides a long awaited glimpse into the murky origins of turtles. Bever, describes the extinct reptil... 阅读全文>>

日期：2015-09-10 Within the past few years, a new technology has made altering genes in plants and animals much easier than before. The tool, called CRISPR/Cas9 or just CRISPR, has spurred a flurry of research that could one day lead to hardier crops and livestock,... 阅读全文>>

日期：2015-09-10 A nearby dwarf galaxy poses an intriguing mystery: How is it able to form brilliant star clusters without the dusty, gas-rich environments found in larger galaxies? The answer, astronomers believe, lies in densely packed and previously unrecognized... 阅读全文>>

日期：2015-09-09 As early humans increasingly left forests and utilized tools, they took an evolutionary step away from apes. But what this last common ancestor with apes looked like has remained unclear. A new study led by researchers at UC San Francisco shows that... 阅读全文>>

日期：2015-09-07 A research team led by Kezhong Zhang, Ph.D., at the Wayne State University School of Medicine's Center for Molecular Medicine and Genetics, has discovered that exposure to air pollution has a direct adverse health effect on the liver and causes live... 阅读全文>>

日期：2015-09-07 A new Florida State University study is giving researchers a glimpse at how organisms from fish to flowers to tumors evolve in response to rapid environmental change. The findings could have a broad ripple effect on a number of research areas, inclu... 阅读全文>>

日期：2015-09-07 In the game of wheat genetics, Jorge Dubcovsky's laboratory at UC Davis has hit a grand slam, unveiling for the fourth time in a dozen years a gene that governs wheat vernalization, the biological process requiring cold temperatures to trigger flowe... 阅读全文>>

日期：2015-09-07 High salt in soil dramatically stresses plant biology and reduces the growth and yield of crops. Now researchers have found specific proteins that allow plants to grow better under salt stress, and may help breed future generations of more salt-tole... 阅读全文>>

日期：2015-09-07 A team of Caltech researchers that has spent years searching for the earliest objects in the universe now reports the detection of what may be the most distant galaxy ever found. In an article published August 28, 2015 in Astrophysical Journal Lette... 阅读全文>>

日期：2015-09-06 D printing is growing more and more common, but the ability to create designs for it is not. Any but the simplest designs require expertise with computer-aided design (CAD) applications, and even for the experts, the design process is immensely time... 阅读全文>>

日期：2015-09-06 A new study shows that high school students lose sleep on school nights following the change to daylight saving time that occurs in March. The loss of sleep during the school week was associated with a decline in vigilance and cognitive function, wh... 阅读全文>>

日期：2015-09-06 An international team of scientists led from Sweden's Karolinska Institutet has for the first time mapped all the genes that are activated in the first few days of a fertilized human egg. The study, which is being published in the journal Nature Com... 阅读全文>>

日期：2015-09-06 Researchers at VIB (a leading life sciences institute in Flanders, Belgium) and Ghent University have successfully established a causal relationship between exposure to so-called farm dust and protection against asthma and allergies. This breakthrou... 阅读全文>>

日期：2015-09-06 About 10 percent of mothers experienced chronic, persistent depressive symptoms two years after Hurricane Katrina slammed into the Gulf Coast, killing more than 1,800 people, displacing hundreds of thousands and causing widespread damage estimated a... 阅读全文>>

日期：2015-09-01 Researchers have unraveled the mystery cause of the emerging wheat disease White Grain Disorder. Scientists at the Wheat Biosecurity Laboratory at The Australian National University (ANU) identified the cause of the disease when they isolated three... 阅读全文>>