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What do a student tinkerer in Bhutan, a design professional in Nairobi, and an artist in Brazil have in common? They’re part of a global community of makers benefiting from the fab lab network, which ...
A more effective way to train machines for uncertain, real-world situations（图）
训练机器 “学生”机器 算法 人工智能
2023/6/20
Someone learning to play tennis might hire a teacher to help them learn faster. Because this teacher is (hopefully) a great tennis player, there are times when trying to exactly mimic the teacher won’...
The push to keep the rise in global temperatures to 1.5 degrees Celsius is doomed unless world leaders take significant near-term action to cut greenhouse gas emissions, U.S. Special Envoy for Climate...
As a car travels along a narrow city street, reflections off the glossy paint or side mirrors of parked vehicles can help the driver glimpse things that would otherwise be hidden from view, like a chi...
作者: Peter Ladefoged / Ian Maddieson
出版社: Wiley-Blackwell
出版年: 1995-12-20
页数: 448
ISBN: 9780631198154
Penn Engineering’s Michael Posa is an assistant professor in the Department of Mechanical Engineering and Applied Mechanics and the recipient of an April 2023 grant renewal from the Toyota Research In...
When a star swallows a planet, does it belch? Leave crumbs? Get bigger? No one could say for sure because no one had witnessed it — until now.
On the eve of Earth Day, Brown climate scientist outlines solutions for a warming world（图）
气候科学 全球变暖 气候变化
2023/6/26
Kim Cobb, a Brown University professor and director of the Institute at Brown for Environment and Society, spoke about the need to act on climate change, urging that action must be taken collaborative...
Recent geopolitical events have focused world attention on the importance of energy security and the vital role that nuclear can play in providing clean, reliable energy. This is causing momentum to b...
CERN joins in the celebrations on 14 April involving scientists from more than 65 countries.
In a warming world, chief heat officers help adapt, prepare, and protect（图）
Perry World House Penn Global Climate Change Urban Planning Energy Policy Public Health
2023/6/29
Temperatures worldwide have increased on average by more than 1 degree Celsius since pre-industrial times. And some cities are running a fever.
How do we increase food production by more than 50%, on a limited amount of arable land, to feed a projected 10 billion people by 2050?
Researchers at the MIT Media Lab have designed a miniature antenna that can operate wirelessly inside of a living cell, opening up possibilities in medical diagnostics and treatment and other scientif...
NASA’s powerful James Webb Space Telescope opens a new chapter in scientific history, as a large international team – including several Cornell astronomers – found molecular evidence of carbon dioxide...
The U.N.’s Intergovernmental Panel on Climate Change suggested in a recent report that with every degree of warming, global agricultural production will be reduced by 10 to 25 percent, threatening the...