Can Phobias Be Cured in Our Sleep?
Source: National Geographic
Read about a new study suggests we can train our brain to overcome our fears while we sleep.
Science & Nature
Why are there so many arches at Arches?
Source: National Park Service
Arches National Park has the densest concentration of natural stone arches in the world. With over 2,000 documented arches in the park, we find out how did so many arches form?
Why do we see illusions?
Source: TED Ed
How do optical illusions fool us? Watch as Mark Changizi explains how the brain interprets straight lines as curves and sees motion in still images.
Microbes at Work
Source: University of Utah
The tiniest organisms are the most essential to sustaining life on earth. Discover the many ways in which we depend on microbes.
How Wilderness Survival Kits Work
Source: How Stuff Works
For a hiker lost in the wilderness, packing the right supplies is a matter of life and death. Find out what’s most important to carry along to ensure survival and a safe return home.
Artful Animals
Source: Smithsonian National Museum of African Art
Through the years, African artists have crafted animal artifacts as symbols of specific ideas and traits. Explore the many links on this site to view some artifacts and to discover how the traits of various animals play a key role in African folktales.
Hurricane Katrina
Source: History
In August of 2005, Hurricane Katrina ravaged the Gulf Coast, causing widespread flooding in New Orleans and killing many people. Revisit the experience of the storm and learn about how people responded in the aftermath.
Sinister! Threats from the Left Are Scarier
Source: LiveScience
New research shows that people are more scared of threats that come from the left. Read about the experiments conducted which prove the theory, and the ideas around why it is so.
Underdogs: The Bloodhound’s Amazing Sense of Smell
Source: PBS
Read about the amazing bloodhound, whose nose consists of approximately 230 million olfactory cells, or “scent receptors”—which makes them perfect tracker dogs.
Survival Training, Ferret Style
Source: Smithsonian
Wild animals such as weasels survive by following their instincts. But what about animals raised in captivity? Endangered ferrets in one breeding project are taught the instincts they need before being released into the wild.