In "The Fish on My Plate," author and fisherman Paul Greenberg sets out to answer the question "what fish should I eat that's good for me and good for the planet?" As part of his quest to investigate the health of the ocean — and his own — Greenberg spent a year eating seafood at breakfast, lunch and dinner.
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Astronaut Peggy Whitson became NASA's astronaut with the most time in orbit Monday. She is seen here earlier this year, along with fellow astronauts, in the Quest airlock of the International Space Station.
Bill Nye the Science Guy arrives to lead scientists and supporters down Constitution Avenue during the March for Science on Saturday in Washington, D.C. The event is being described as a call to support and safeguard the scientific community.
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This long-exposure photograph taken on April 23, 2015, on Earth Day, shows Lyrids meteors shower passing near the Milky Way in the clear night sky of Thanlyin, Myanmar.
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