Canadian astronaut David Saint-Jacques takes 1st spacewalk – CBC News

Canadian astronaut David Saint-Jacques takes 1st spacewalk – CBC News

Canadian astronaut David Saint-Jacques is taking his first spacewalk this morning.  Saint-Jacques and U.S. astronaut Anne McClain tackled battery and cable work outside the International Space Station on Monday. It was the third spacewalk in just 2½ weeks for the space station crew. Today’s walk is expected to last 6½ hours.

Marshmallow Masher | Science Experiments | Steve Spangler Science

Marshmallow Masher | Science Experiments | Steve Spangler Science

Marshmallows are a tasty, fluffy staple of summertime s’mores, campouts, and backyard barbecues. There really isn’t very much to them, either. The scientific way to see what really fills a marshmallow is to put it to the Marshmallow Masher test. You use a property of air to demonstrate what’s really on the inside of those roasted ‘mallows you … Continue reading

Canada warming at twice the global rate, leaked report finds | CBC News

Canada warming at twice the global rate, leaked report finds | CBC News

A leaked copy of a government report on climate change says that since 1948, Canada’s annual average temperature over land has warmed 1.7 C, with higher rates seen in the North, the Prairies and northern British Columbia. Source: Canada warming at twice the global rate, leaked report finds | CBC News

Grit: The power of passion and perseverance – TED Talk

Grit: The power of passion and perseverance – TED Talk

Leaving a high-flying job in consulting, Angela Lee Duckworth took a job teaching math to seventh graders in a New York public school. She quickly realized that IQ wasn’t the only thing separating the successful students from those who struggled. Here, she explains her theory of “grit” as a predictor of success. This talk was … Continue reading