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Why are wolves making a comeback in the United States?
animals.howstuffworks.com/mammals/wolf-population-comeback.htm
Wolves are making a comeback due to federal laws that protect these animals. Learn why some people aren't excited about wolves making a comeback.
How Supervolcanoes Work
science.howstuffworks.com/nature/natural-disasters/supervolcanoes.htm
Only a few natural events pack the power to knock global civilization on its heels. One is a planet-killing meteor. Care to guess the other?
Could a single volcanic eruption destroy all life on Earth?
science.howstuffworks.com/nature/natural-disasters/single-volcanic-eruption-destroy-all-life.htm
The question about supervolcanoes, it turns out, isn't whether one could destroy all life on Earth. It's when will it do it again. Wait, what?
Bison Bounced Back From Near Extinction
animals.howstuffworks.com/mammals/bison.htm
Massive, majestic and deeply woven into the fabric of North American history, the bison is more than just an iconic mammal; it's a symbol of survival and conservation.
Meet the Montana Grizzly Bear Product Testers
animals.howstuffworks.com/mammals/grizzly-product-testers.htm
One thing the grizzly bears living at Montana's Grizzly and Wolf Discovery Center do is break into coolers. HowStuffWorks looks at their tough job.
Can you live safely among wolves?
animals.howstuffworks.com/mammals/living-with-wolves.htm
Humans living with wolves can stay safe by respecting wolf territory. Learn how some experts are living with wolves to study and save these animals.
Bison vs. Buffalo: What's the Difference?
animals.howstuffworks.com/mammals/bison-vs-buffalo.htm
People often use the terms "bison" and "buffalo" interchangeably when referring to large, wooly animals in the Bovidae family. If you drive by one of the two in a national park you may even be inclined to say, "Buffalo, bison - they're basically the same, right?"
How Geysers Work
science.howstuffworks.com/environmental/earth/geophysics/geyser.htm
Geysers are explained in this article. Learn about geysers.
Extremophiles: How Do These Organisms Push the Limits of Life?
science.howstuffworks.com/life/cellular-microscopic/extremophile.htm
Extremophiles are organisms that live in "extreme" environments. Learn why extremophiles are remarkable, not only because of their habitats.
6 Things We Still Thank Teddy Roosevelt for Today
history.howstuffworks.com/historical-figures/teddy-roosevelt.htm
Teddy Roosevelt changed the American landscape, establishing the U.S. Forest Service and protecting the magnificent green spaces we cherish today.