搜索结果: 1-15 共查到“国际动态 Source”相关记录45条 . 查询时间(2.39 秒)



Study finds that insect shows promise as a sustainable protein source(图)
insect promise sustainable protein source
2020/9/11
With global food demands rising at an alarming rate, a study led by scientists at Indiana University—Purdue University Indianapolis has found new evidence that a previously overlooked insect...

A 'bang' in LIGO and Virgo detectors signals most massive gravitational wave source yet(图)
bang LIGO Virgo detectors signals massive gravitational source yet
2020/9/4
For all its vast emptiness, the universe is humming with activity in the form of gravitational waves. Produced by extreme astrophysical phenomena, these reverberations ripple forth and shake the fabri...

Agriculture replaces fossil fuels as largest human-driven source of sulfur in the environment(图)
Agriculture fossil fuels largest human-driven source sulfur environment
2020/8/14
A new U.S. National Science Foundation-funded study, published in Nature Geoscience, identifies fertilizer and pesticide applications to croplands as the largest sources of sulfur in the env...

Banks of Antarctica's Ross Sea offer rich food source for emperor penguins(图)
Banks Antarctica Ross Sea rich food source emperor penguins
2020/8/14
A new U.S. National Science Foundation-supported study provides some of the most comprehensive evidence to date of the lengths penguins will go for a meal. The results were reported in the journa...

Springtime rains can be a surprising source of pollen, according to research supported by the National Science Foundation.University of Iowa researchers report that tree pollen fragments remain in the...

Hidden source of carbon found on the Arctic coast(图)
Hidden source carbon found Arctic coast
2020/3/27
A previously unknown, significant source of carbon discovered in the Arctic has National Science Foundation-funded scientists surprised -- and concerned about what it may mean in an era of climat...
New approach suggests path to emissions-free cement MIT researchers find a way to eliminate carbon emissions from cement production — a major global source of greenhouse gases.
Cement Research School of Engineering Materials Science and Engineering DMSE
2019/9/20
It’s well known that the production of cement — the world’s leading construction material — is a major source of greenhouse gas emissions, accounting for about 8 percent of all such releases. If cemen...

Tropical soil disturbance could be hidden source of carbon dioxide(图)
Tropical soil disturbance hidden source carbon dioxide
2019/10/28
Thousand-year-old tropical soils unearthed by accelerating deforestation and agricultural land use could be unleashing carbon dioxide into the atmosphere, according to a new study by NSF-funded resear...
Fast Radio Bursts ‘Twists And Shouts’ Help Scientists Determine Source Of Cosmic Blasts
Fast Radio Bursts Twists Shouts Scientists Cosmic Blasts
2018/1/31
An international group of astronomers has found that the Cornell University-discovered fast radio burst FRB 121102 – a brief, gigantic pulse of radio waves from 3 billion light years away – passes thr...
Ohio Supercomputer Center releases open-source HPC access portal
Ohio Supercomputer Center open-source HPC access portal
2017/9/20
An innovative web-based portal for accessing high performance computing services has matured beyond the beta phase and now is available to HPC centers worldwide.The Ohio Supercomputer Center (OSC) has...

New device could turn heat energy into a viable fuel source(图)
new device turn heat energy viable fuel source
2017/9/19
A new device being developed by Washington State University physicist Yi Gu could one day turn the heat generated by a wide array of electronics into a usable fuel source.The device is a multicomponen...

Baby Fish Exercising,a Surprising Source of Adaptive Variation in Fish Jaws(图)
Baby Fish Exercising Adaptive Variation Fish Jaws
2017/9/1
An unspoken frustration for evolutionary biologists over the past 100 years, says Craig Albertson at the University of Massachusetts Amherst, is that genetics can only account for a small percentage o...
Decomposing leaves are a surprising source of greenhouse gases
Decomposing leaves greenhouse gases
2017/7/21
Michigan State University scientists have pinpointed a new source of nitrous oxide, a greenhouse gas that’s more potent than carbon dioxide. The culprit?
Tiny bits of decomposing leaves in soil.This ...