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Lightning strikes more than 100 million times per year in the tropics（图）
Lightning strikes 100 million times per year tropics
2020/7/31
Scientists at the Smithsonian Tropical Research Institute in Panama have published dramatic maps showing the locations of lightning strikes across the tropics.Based on ground and satellite d...
Microplastics million times more abundant in the ocean than previously thought（图）
Microplastics million times more abundant ocean previously thought
2019/12/20
Nothing seems safe from plastic contamination. A new study by NSF-funded researchers at the Scripps Institution of Oceanography suggests there could be a million times more pieces of plastic in the oc...
Acting Like a Muscle,Nano-Sized Device Lifts 165 Times its Own Weight（图）
acting like a muscle nano-sized device lifts 165 times own weight
2017/9/19
Imagine repeatedly lifting 165 times your weight without breaking a sweat – a feat normally reserved for heroes like Spider-Man.Rutgers University-New Brunswick engineers have discovered a simple, eco...
Study finds mercury levels in Arctic soils 5 times higher than temperate regions
mercury levels Arctic soils 5 times higher temperate regions
2017/7/24
Plants and soil in the Arctic tundra absorb and store mercury released into the atmosphere by industry and mining in the Earth's temperate regions, leading to soil mercury levels five times higher tha...
Boom times for fish populations in Wisconsin lakes
Boom times fish populations Wisconsin lakes
2017/3/30
We're all familiar with the idea of extreme events. Meteorologists keep us up to date on hurricanes, floods and high temperatures. Economists watch the stock market for signs of crashes or rallies. Re...
Louisiana wetlands struggling with sea-level rise four times the global average
Louisiana wetlands struggling sea-level rise four times global average
2017/3/30
Without major efforts to rebuild Louisiana’s wetlands, particularly in the westernmost part of the state, there is little chance that the coast will be able to withstand the accelerating rate of sea-l...
UW engineers achieve Wi-Fi at 10,000 times lower power（图）
UW engineers Wi-Fi 10,000 times lower power
2016/3/2
The upside of Wi-Fi is that it’s everywhere – invisibly connecting laptops to printers, allowing smartphones to make calls or stream movies without cell service, and letting online gamers battle it ou...
CRISPR-Cas9 gene editing:check three times,cut once
CRISPR-Cas9 gene editing check three times cut once
2015/12/7
Two new studies from UC Berkeley should give scientists who use CRISPR-Cas9 for genome engineering greater confidence that they won’t inadvertently edit the wrong DNA.The gene editing technique, creat...
The saying ”what doesn’t kill you makes you stronger” may not hold up to scientific scrutiny. Baboons born in times of famine are more vulnerable to food shortages later in life, finds a new study.The...
New study in Geology shows humans erode soil 100 times faster than nature（图）
in Geology humans erode soil 100 times faster
2015/1/20
forest and starting intensive agriculture can accelerate erosion so dramatically that in a few decades as much soil is lost as would naturally occur over thousands of years.Had you stood on the banks ...
T. Rex times seven: New dinosaur species is discovered in Argentina（图）
New dinosaur species Argentina
2014/9/12
For video b-roll associated with this discovery, please contact Dena Headlee at dheadlee@nsf.gov.Scientists have discovered and described a new supermassive dinosaur species with the most complete ske...
Frequent flyers, bottle gourds crossed the ocean many times（图）
Frequent flyers ocean many times
2014/3/20
Bottle gourds traveled the Atlantic Ocean from Africa and were likely domesticated many times in various parts of the New World, according to a team of scientists who studied bottle gourd genetics to ...
Early cannabis users three times more likely to have psychotic symptoms
Early cannabis users psychotic symptoms
2010/3/15
Researchers at UQ's Queensland Brain Institute and School of Population Health have found young adults who use cannabis from an early age are three times more likely to suffer from psychotic symptoms.
UK scientists have warned that UN negotiations aimed at tackling climate change are based on substantial underestimates of what it will cost to adapt to its impacts.The real costs of adaptation to cli...
2009 Ministers’ Summit: Roadmap for Recovery - Sustainable Tourism in Challenging Times
Roadmap Challenging Times UNWTO
2009/7/28
The 3rd annual Ministers’ Summit will be held on 10 November 2009 in London by UNWTO and the World Travel Market (WTM). This key gathering of travel & tourism stakeholders will serve to assess the eff...