Nigeria leads in the rankings of the four African teams. Two others are making debut World Cup appearances and there’s a storm cloud over South Africa.
Stephen F. Austin State University
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Using urine and signature whistles from other dolphins, a team of scientists has shown that dolphins use signature whistles like names and hold mental representations of other dolphins in their minds.
An economist explains coal power’s rise and fall in charts.
Kenya’s dominance in distance running has been repeatedly tested, most recently by the emergence of Ethiopia as a powerhouse.
Every expert we asked talked about the importance of letting children take risks and explore in nature. But they also advised parents to supervise and set limits.
Exposure to nature plays a positive role in brain development by providing children with opportunities to take risks, discover new things, and be creative.
Authors
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Associate Professor of Latin American History, Stephen F. Austin State University
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Associate Professor of Biology, Stephen F. Austin State University
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Assistant Professor of Economics and Finance, Stephen F. Austin State University
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Professor and Chair of Allied Health Studies, Stephen F. Austin State University