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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Biden signs landmark gun measure, says 'lives will be saved'

U.S. President Joe Biden on Saturday signed the most sweeping gun violence bill in decades, a bipartisan compromise that seemed unimaginable until a recent series of mass shootings, including the massacre of 19 students and two teachers at a Texas elementary school.

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