17/09/2020

Polarization over energy and climate in Canada

Positive Energy today released new survey results examining Canadians' views on the role of oil and gas in Canada's current and future economy, and the respective roles of federal and provincial governments in the country's ...

Race to rescue animals as Brazilian wetlands burn

Wildlife guide Eduarda Fernandes steers a speedboat up the Piquiri river in western Brazil, scanning the horizon for jaguars wounded in the wildfires ripping through the Pantanal, the world's biggest tropical wetlands.

'Cellular compass' guides stem cell division in plants

The stem cells tasked with creating and maintaining biological tissues have a difficult job. They have to precisely divide to form new specialized cells, which are destined to different fates even though they contain identical ...

Study shows quizzes improve academic performance

About a year ago, a conversation during a faculty meeting piqued Marcus Crede's interest. A senior faculty member in Iowa State University's Department of Psychology said that he believed frequent quizzes help students better ...

NASA finds a fading wispy Tropical Depression Vicky

NASA's Terra satellite found Vicky to be a shadow of its former self, devoid of precipitation around its low-level center. Any precipitation had been pushed far to the northeast from wind shear. Vicky looked like a wispy ...

Human footprints dating back 120,000 years found in Saudi Arabia

Around 120,000 years ago in what is now northern Saudi Arabia, a small band of homo sapiens stopped to drink and forage at a shallow lake that was also frequented by camels, buffalo and elephants bigger than any species seen ...

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