Animals (02:02)
Shark populations worldwide are under enormous pressure due to overfishing. So what happens to an ecosystem when apex predators like sharks disappear? We talk to Discovery Channel shark advisor Andy DeHart to find out.News (01:15)
Great white sharks may hunt for food, but the predators use tactics often seen among human serial killers. Jorge Ribas reports on the new study's findings.Animals (01:40)
Free-floating guts in caterpillars act like pistons helping the insects move. Researchers say this newly described form of locomotion, dubbed 'gut sliding,' could aid in the design of soft-bodied robots. Jorge Ribas reports.Earth (02:27)
Thirty years after Caddyshack was released in theaters, James Williams finds five interesting scientific facts hidden in this classic comedy.Space (02:17)
Stephen Hawking opens up to Discovery News correspondent Irene Klotz.Earth (02:05)
When Paul Vasquez reacted to a giant double rainbow outside his California home, he asked: "What does it mean?" We have an answer. Discovery News' James Williams and Ian O'Neill explain.Space (03:03)
With thousands of asteroids, comets and other near-Earth object buzzing by our planet, Jorge Ribas finds out how we can avoid the same fate as the dinosaurs.Earth (02:30)
A huge oarfish was caught on camera in the Gulf of Mexico recently, giving scientists a rare glimpse of the bizarre fish in its native deep sea habitat. Researcher Mark Benfield describes the fish, a likely inspiration for the sea serpent myth.Space (02:49)
Discovery News unlocks the mysteries of stars and finds out why a star's age matters.Space (02:02)
Mysteries abound on a bizarre moon orbiting Jupiter. James Williams counts down 5 reasons we're big fans of icy Europa.Space (01:18)
NASA and ESA astronomers released movies of Saturn's northern and southern lights, glimpsed edge-on for the first time by the Hubble Space Telescope. Jorge Ribas reports.Animals (02:01)
Hammerhead sharks are on the endangered species list because they're being overfished for their fins. One of the best ways to protect such endangered species is to get them listed at CITES. James Williams reports.
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Discovery News reports on the science that matters to everyday life. Science isn't static. It's always evolving, and our coverage is a journey for the everyman into what makes our times so exciting. Discovery News is intelligent, humorous, at times irreverent – a destination for the curious. Discovery News: We dig. You discover.
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