Robotic buoys developed to keep Atlantic right whales safe

In this June 29, 2021, photo provided by Woods Hole Oceanographic Institution, an acoustic buoy floats in the water off the coast of Ocean City, Md. (Mark Baugartner/Woods Hole Oceanographic Institution via AP) In this June 29, 2021, photo provided by Woods Hole Oceanographic Institution, an acoustic buoy floats in the water off the coast of Ocean City, Md. (Mark Baugartner/Woods Hole Oceanographic Institution via AP)

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Celebrations, protests take place on Canada Day in Ottawa

Thousands of people wearing red and white and waiving Canadian flags packed downtown Ottawa to celebrate Canada's 155th birthday on Friday, while groups of protesters popped up around Parliament Hill to protest COVID-19 vaccines and federal restrictions.

Wellington Street in front of Parliament Hill on Friday evening, as Canadians celebrated Canada's 155th birthday. (Jeremie Charron/CTV News Ottawa)

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