日期:2012-09-27 A warming climate and rising seas will enable salt marshes(盐沼) to more rapidly capture and remove carbon dioxide from the atmosphere, possibly playing a role in slowing the rate of climate change, according to a new study led by a University of... 阅读全文>> 日期:2012-09-27 For the first time in decades, researchers have conducted an extensive exploration for deep-sea corals and sponges in submarine canyons(峡谷) off the northeastern coast of the US. The survey revealed coral hotspots, and found that a new coral habi... 阅读全文>> 日期:2012-09-27 Seismologists(地震学家) have known for years that the Indo-Australian plate of Earth's crust is slowly breaking apart, but they saw it in action last April when at least four faults broke in a magnitude-8.7 earthquake that may be the largest of it... 阅读全文>> 日期:2012-09-27 The most unambiguous(清楚的) data to date on the elusive(难懂的,易望的) 113th atomic element has been obtained by researchers at the RIKEN Nishina Center for Accelerator-based Science (RNC). A chain of six consecutive alpha decays, produced in... 阅读全文>> 日期:2012-09-26 Humans' superior brain size in comparison to their chimpanzee cousins traces all the way back to the womb. That's according to a study reported in the September 25 issue of Current Biology, a Cell Press publication, that is the first to track and co... 阅读全文>> 日期:2012-09-26 Imagine a clock that will keep perfect time forever, even after the heat-death of the universe. This is the wow factor behind a device known as a space-time crystal, a four-dimensional crystal that has periodic structure in time as well as space. Ho... 阅读全文>> 日期:2012-09-26 Coyotes(土狼) living in cities don't ever stray from their mates, and stay with each other till death do them part, according to a new study. The finding sheds light on why the North American cousin of the dog and wolf, which is originally native... 阅读全文>> 日期:2012-09-25 What if you woke up every day to find that the closest grocery store had moved several miles farther away from your home? Over time, you would have to travel hundreds of extra miles to find essential food for yourself and your family. This is potent... 阅读全文>> 日期:2012-09-25 The idea that drinking red wine may provide health benefits -- or possibly even extend your life -- is an appealing(吸引人的) thought for many people. Now, there may be added attraction. Researchers have found that when given resveratrol(白藜芦醇... 阅读全文>> 日期:2012-09-25 An international policy is needed for recycling scarce specialty metals that are critical in the production of consumer goods, according to Yale researchers in Science. A recycling rate of zero for specialty metals is alarming when we consider that... 阅读全文>> 日期:2012-09-25 There is evidence that some microbial life had migrated from Earth's oceans to land by 2.75 billion years ago, though many scientists believe such land-based life was limited because the ozone layer that shields against ultraviolet radiation did not... 阅读全文>> 日期:2012-09-24 Shengyuan Yang, Florida Institute of Technology assistant professor of mechanical and aerospace engineering, with graduate student Sang Joo Lee, has published a paper on the first-ever imaging of cells growing on spherical(球形的) surfaces. The pa... 阅读全文>> 日期:2012-09-24 Naked mole-rats evolved to thrive in an acidic environment that other mammals, including humans, would find intolerable. Researchers at the University of Illinois at Chicago report new findings as to how these rodents have adapted to this environmen... 阅读全文>> 日期:2012-09-24 Melbourne researchers have identified a new way of protecting female fertility, offering hope to women whose fertility may be compromised by the side-effects of cancer therapy or by premature menopause. The researchers, from the Walter and Eliza Hal... 阅读全文>> 日期:2012-09-24 A team of scientists with The Cancer Genome Atlas program reports their genetic characterization(描述) of 800 breast tumors, including finding some of the genetic causes of the most common forms of breast cancer, providing clues for new therapeuti... 阅读全文>> 日期:2012-09-20 A Washington State University researcher and colleagues make a case in the journal Nature for a new type of agriculture that could restore the beleaguere(包围的) soils of Africa and help the continent feed itself in the coming decades. Their syste... 阅读全文>> 日期:2012-09-20 Fast-flowing and narrow glaciers have the potential to trigger massive changes in the Antarctic ice sheet and contribute to rapid ice-sheet decay and sea-level rise, a new study has found. Research results published in the journal Proceedings of the... 阅读全文>> 日期:2012-09-20 Research at Sandia National Laboratories has shown that it's possible to predict how well people will remember information by monitoring their brain activity while they study. A team under Laura Matzen of Sandia's cognitive systems group was the fir... 阅读全文>> 日期:2012-09-20 Scientists at the Allen Institute for Brain Science reported in the latest issue of the journal Nature that human brains share a consistent genetic blueprint and possess enormous biochemical complexity. The findings stem from the first deep and larg... 阅读全文>> 日期:2012-09-19 New experiments in group decision making show that having a seat at the table is very different than having a voice. Scholars at Brigham Young University and Princeton examined whether women speak less than men when a group collaborates to solve a p... 阅读全文>> |
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