Researchers at the University Johannesburg have developed an efficient and more sensitive method to test for dangerous levels of heavy metals like arsenic, cadmium and chromium in vegetables and water. The method can be used ...
Analytical Chemistry
Aug 4, 2020
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5
Food prices could increase while farmers are paid less for their produce as climate shocks deepen problems in Sub-Saharan Africa's struggling food systems, an agricultural researcher says.
Environment
Aug 4, 2020
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0
While government leaders are focused on fighting COVID-19, the threat of terrorism has not gone away. In fact, homeland security experts have warned that violent extremists may seek to take advantage of the fear and disruption ...
Political science
Aug 4, 2020
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In 1879, French polymath Gustave Le Bon wrote that even in "the most intelligent races" there "are a large number of women whose brains are closer in size to those of gorillas than to the most developed male brains". He continued ...
Social Sciences
Aug 4, 2020
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In an open marketplace, such as a farmers' market where produce and other goods like candles and flowers are exchanged for money, the ideal prices for both consumers and sellers will quickly emerge. For example, if a seller ...
Social Sciences
Aug 4, 2020
5
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Fine particle air pollution in the United States has decreased sharply over the past 40 years, but communities that were polluted four decades ago remain polluted today, according to research by two University of Virginia ...
Environment
Aug 4, 2020
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1
All Victorian school students will be learning remotely from Wednesday. Prior to the state's premier Daniel Andrews announcing a tightening of restrictions over the weekend, only students in prep to Year 10 in Melbourne and ...
Education
Aug 4, 2020
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0
The separation of physical from intellectual work on archaeological sites has persisted throughout the nearly 200 years of archaeological fieldwork in the Middle East, according to Allison Mickel, a professor of anthropology ...
Archaeology
Aug 4, 2020
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2
Hurricane Isaias slammed into North Carolina bringing life-threatening storm surges and leaving more than 350,000 homes without power, as the US eastern seaboard battened down for flash floods and destructive winds.
Environment
Aug 4, 2020
0
8
U.N. Secretary-General Antonio Guterres said Tuesday the coronavirus pandemic has led to the largest disruption of education in history, with schools closed in more than 160 countries in mid-July, affecting over 1 billion ...
Education
Aug 4, 2020
0
4
