Category
Engineering Facts
Drip, Drip Water Clocks
Water clocks were among the earliest timekeepers that didn't depend on the observation of celestial bodies. One of the…
How We Use Crystals To Tell Time
Quartz clock operation is based on the piezoelectric property of quartz crystals. If you apply an electric field to the…
Teeny Tiny Technology
What's the smallest thing you can imagine? Can you think of something extremely tiny that is also extremely strong--many…
Cool Fuel Cells
Astronauts have been using them for power aboard spacecraft since the 1960s. Soon, perhaps, they'll be just as common on…
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Automation
Breakthroughs
- X-Ray Astronomy vs. Medical X-Rays
- A New Twist on Fiber Optics
- Bicycle Chain for Fleas
- Cool Fuel Cells
- Does Anybody Really Know What Time It Is?
- Drip, Drip Water Clocks
- Fiber Optics
- GPS (Global Positioning System)
- Hollywood To The Rescue
- How Can A Bullet-proof Vest Stop A Bullet?
- How We Use Crystals To Tell Time
- Hybrid Cars: The Magic Braking
- Infrared Headphones
- Liquid Crystal Communication
- NASA Hits a Hole-In-One
- New York to London in Less Than Two Hours
- Non-Flammable Fuel?
- Pass the Basalt
- Red Dot Replacing Cross Hairs
- Searing Heat, Little Package
- Seeing In The Dark
- Smoke Detectors
- Space Lasers Keep Earth's Air Clean