In nature there are some species, both plant and animal, that die after spawning offspring. This week Kasey-Dee Gardner finds out why this phenomenon happens.
Have you ever realized how different your voice sounds on an answering machine? This week, Kasey-Dee Gardner finds out which one is your "true" voice and why.
The Iditarod, it's Alaska's iconic 1,100 mile sled dog race which starts in Anchorage and ends in Nome. And competitors in this long, arduous journey don't get ready overnight. Kasey-Dee Gardner finds out what it takes to get ready for this race.
Regrowing skin, bones and even organs might seem like something out of a mad scientist's lab, but the reality isn't so crazy. Jorge Ribas finds out how tissue engineering could help the sick and injured.
Eve Mosher is taking her message to the streets. She's chalking a line across New York City that shows where flooding could reach if a really big storm hits.
The Mekong region in Southeast Asia is home to more than a thousand new plant and animal species, says the World Wildlife Fund. But challenges are ahead in balancing conservation and growth.
Jorge Ribas reports.
A glitch in a computer onboard the Hubble Space Telescope is causing communication issues. Discovery News finds out how NASA is fixing this long distance problem.
Little is known about Whale Sharks -- they're hard to study because of their extreme migratory patterns. Kasey-Dee Gardner finds out some interesting facts about the gentle giants of the sea.
What lives 1,800-feet underwater, spews molton rock and sounds like a rumbling tractor trailer? The erupting Brimstone Pit in the North Pacific, recently recorded by NOAA.
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