搜索结果: 61-75 共查到“理学 Scientists”相关记录312条 . 查询时间(0.062 秒)
Scientists project northward expansion of Valley fever by end of 21st century（图）
Scientists northward expansion Valley fever 21st century
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2019/10/18
Valley fever is endemic to hot, dry regions such as California's San Joaquin Valley in the southwestern United States, but scientists at the University of California, Irvine predict that climate chang...
Scientists discover clues to ancient high sea level rise in Mallorcan cave（图）
Scientists ancient high sea level rise Mallorcan cave
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2019/10/18
Scientists studying evidence preserved in a coastal cave have shown that more than three million years ago -- a time in which Earth was two to three degrees Celsius warmer than the pre-industrial era ...
Scientists deepen understanding of magnetic fields that surround Earth（图）
Scientists magnetic fields surround Earth
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2019/10/23
Vast rings of electrically charged particles encircle the Earth and other planets. Now, a team of scientists has conducted research into waves that travel through this magnetic, electrically charged e...
Scientists discover how birds navigate crosswinds（图）
Scientists birds navigate crosswinds
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2019/10/23
While pilots rely on radio signals, advanced computations and other tools to keep them on course during strong crosswinds, birds can naturally navigate these demanding conditions -- in environments wi...
Scientists find no direct link between North Atlantic Ocean currents, New England coast sea level（图）
Scientists North Atlantic Ocean currents New England coast sea level
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2019/10/28
A new study by NSF-funded scientists at the Woods Hole Oceanographic Institution clarifies the influence of major currents in the North Atlantic Ocean on sea level along the coast of the northeastern ...
Scientists solve long-standing mystery:Why atmospheric carbon dioxide was lower during ice ages（图）
Scientists long-standing mystery atmospheric carbon dioxide lower during ice ages
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2019/10/28
Since scientists first determined that atmospheric carbon dioxide was lower during ice ages than during warm phases, they have looked at why, theorizing that it may be a function of ocean circulation,...
Scientists discover a new way volcanoes form（图）
Scientists new way volcanoes form
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2019/10/30
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
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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
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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
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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
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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
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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
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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
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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
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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 ...