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.
Montana is rich in dinosaur fossils but paleontologists are picky about what sites they chose to excavate. This week Kasey-Dee Gardner and James Williams find out why.
A video from the earthquake aftermath in Japan appears to show a muddy, shivering dog loyally waiting by an injured friend. Jorge Ribas finds out what the dog might be going through in the midst of this tragedy.
The difference between dogs and cats just widened, as scientists have found that the two animals drink liquids using entirely different methods. Dogs use a plunk and scoop method while cats delicately lap liquids with only the tip.
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.
Dogs can distinguish between different types of growls, say researchers who recorded dogs growling while playing, in fear of a stranger, and guarding food. Jorge Ribas reports on the study.
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.
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