搜索结果: 61-75 共查到“国际动态 理学 scientists”相关记录285条 . 查询时间(0.109 秒)
Geoscientists have discovered the first direct evidence that material from deep within Earth's mantle transition zone -- a layer rich in water, crystals and melted rock -- can percolate to the surface...
Scientists take cues from Jules Verne to study life at the 'center of the Earth'（图）
Scientists Jules Verne center of the Earth
2019/11/22
In a modern-day journey to the center of the Earth, scientists are exploring the depths of the Soudan Underground Mine in Minnesota's Vermilion Range.There the researchers are working to understand th...
Scientists set sail on expedition to investigate 'Iceberg Alley' off Antarctica（图）
Scientists set expedition investigate Iceberg Alley Antarctica
2019/11/22
The 5.4 million-square-mile Antarctic Ice Sheet is the greatest mass of fresh water on Earth. If it all were to melt, it would raise global sea levels some 220 feet. Searching for answers to how fast ...
World Water Day: Citizen scientists provide valuable information on intermittent rivers（图）
World Water Day Citizen scientists valuable information intermittent rivers
2019/11/22
On World Water Day and throughout the year, citizen scientists are providing valuable data on intermittently dry rivers in the Southwest United States.Trained citizen scientists are mapping three such...
Scientists Present New Long-Term Ecological Research Results At Annual Ocean Sciences Conference（图）
Scientists New Long-Term Ecological Research Results Annual Ocean Sciences Conference
2018/2/1
Are the U.S. East Coast's salt marshes healthy? How do sea ice patterns affect penguin populations in Antarctica? What diet do blue whales off California specialize in? Is every El Niño the same?...
Scientists Pinpoint How Ocean Acidification Weakens Coral Skeletons（图）
Scientists Ocean Acidification Weakens Coral Skeletons
2018/2/1
The rising acidity of the oceans threatens coral reefs by making it harder for corals to build their skeletons. A new study details how ocean acidification affects coral skeletons, enabling scientists...
Scientists Get Better Numbers On What Happens When Electrons Get Wet（图）
Scientists Better Numbers Electrons Get Wet
2018/2/1
There’s a particular set of chemical reactions that governs many of the processes around us—everything from bridges corroding in water to your breakfast breaking down in your gut. One crucial part of ...
Cloud Seeding For Snow：Does It Work?Scientists Report First Quantifiable Observations（图）
Cloud Seeding For Snow Scientists Report First Quantifiable Observations
2018/2/1
For the first time, scientists have obtained direct, quantifiable observations of cloud seeding for increased snowfall -- from the growth of ice crystals, through the processes that occur in clouds, t...
Counting Chromosomes:Plant Scientists Solve A Century-Old Mystery About Reproduction（图）
Counting Chromosomes Plant Scientists Century-Old Mystery Reproduction
2018/2/1
Counting is vital in nature. Counting chromosomes is something that most animals, plants and even single-celled organisms need to know how to do to assure viability and to reproduce. Today, a team of ...
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...
Scholars and conservationists want to aim for the right future to preserve biodiversity and plan sustainable environments. One of those scholars is calling for due diligence to make sure the right dat...
Scientists Observe Supermassive Black Hole In Infant Universe（图）
Scientists Supermassive Black Hole Infant Universe
2017/12/19
A team of astronomers, including two from MIT, has detected the most distant supermassive black hole ever observed. The black hole sits in the center of an ultrabright quasar, the light of which was e...
Uchicago Scientists Craft World’s Tiniest Interlinking Chains（图）
Uchicago Scientists Craft World Tiniest Interlinking Chains
2017/12/19
For decades, scientists have been trying to make a true molecular chain: a repeated set of tiny rings interlocked together. In a study in Science published online Nov. 30, University of Chicago resear...
Scientists Demonstrate One Of Largest Quantum Simulators Yet,With 51 Atoms
Scientists Largest Quantum Simulators Yet 51 Atoms
2017/12/18
Physicists at MIT and Harvard University have demonstrated a new way to manipulate quantum bits of matter. In a paper published today in the journal Nature, they report using a system of finely tuned ...
NSF-supported scientists present research results on Earth's critical zone at 2017 AGU fall meeting（图）
NSF scientists Earth's critical zone 2017 AGU fall meeting
2017/11/24
Find related stories on NSF's Critical Zone Observatories at this link.The thin veneer of Earth's surface that stretches from the top of the forest canopy to the base of bedrock is known as the "criti...