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Saltwater Ecology: Comb Jellyfish
- Comb jellyfish are not cnidarians, but they are predators. They are 98 percent water and, like other jellyfish, transparent and nearly invisible.
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What Are the Odds? Shark Attack
(2:23)
What are the odds you will be attacked by a shark? Learn more about odds in this video.
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FYI: Cockroaches
(1:19)
Most people hate roaches, but these little bugs are the ultimate survivors. Learn what makes cockroaches tick by watching this video from the Discovery Channel.
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The Mysteries of the Octopus
(3:14)
A marine biologist demystifies the octopus.
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Dirty Jobs: Mosquito Control
(2:03)
Mosquito control is an important but difficult job. Learn more about the importance of mosquito control with this video from HowStuffWorks.
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Wild and Weird Rockets: Gila Monster
(2:44)
The Gila Monster is probably the biggest homemade rocket you've ever seen in your life. Check it out in this video. Brought to you by the Discovery Channel.
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Growing Living Organs in a Lab
(0:58)
U.S. researchers have grown a living and beating heart in a lab. Scientists from the University of Minnesota took hearts from dead rats and injected them with heart cells from newborn rats; the hearts then came to life. Video courtesy of Reuters.
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Cloning the Dead
(1:34)
Cloning could potentially replace a lost loved one, though the clone would never be exactly the same as the original person.
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Can a Man Be Pregnant?
(1:20)
Is a pregnant man actually possible? Watch this Reuters news video showing Thomas Beattie, an Oregon man (who was born a woman but kept the uterus) who according to at least one magazine and several pictures is pregnant and expecting in July 2008.
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