Hawaii Nautical also offers a seasonal 8 ... Tour-takers enjoy swimming with wild dolphins, snorkeling and possibly spotting whales. There is an accompanying guide on all adventures, and the ...

James Webb Space Telescope and the W.M. Keck Observatory captured new images of Saturn's moon Titan. Credit: NASA/STScI/W. M.

While I floated and peered down through my dive mask, a wave splashed over the back of my head and I realized I'd lost track ...

rainbow runners and Hawaii's state fish, humuhumunukunukuapua'a, or rectangular triggerfish), plus bigger marine creatures like dolphins and sea turtles. Past travelers loved snorkeling for free ...