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Your search for "signal" returned 2,113 results
Why Do We Scratch Our Heads When We're Thinking?
people.howstuffworks.com/why-do-scratch-heads-when-were-thinking.htm
Ever scratch your head when you're frustrated or thinking? HowStuffWorks found out how this tic became the signal for so many social expressions.
Angel Number 9999: Unlocking the Spiritual Significance
science.howstuffworks.com/science-vs-myth/extrasensory-perceptions/9999-angel-number-meaning.htm
9999 angel number signals spiritual growth, transformation, and completion. Embrace endings as new beginnings and align with your higher purpose and discover what it may be trying to communicate to you.
What's the Zone of Silence?
science.howstuffworks.com/science-vs-myth/unexplained-phenomena/zone-silence.htm
The Zone of Silence is Mexico's own Bermuda Triangle, a place where radio signals don't work and an alien might just turn up. But what is the real story behind it?
What is the difference between DVD-audio and CDs?
electronics.howstuffworks.com/question344.htm
What is the difference between DVD-audio and CDs? It all has to do with their sampling rate.
Can we harness energy from tornadoes and hurricanes?
science.howstuffworks.com/environmental/energy/harness-energy-tornado-hurricane.htm
Amid the deadly gusts of wind and chaotic storms signaling an impending tornado, you rush indoors to a safe place to escape harm's way. But is there a way to actually benefit from that destructive power?
How Radar Detectors Work
auto.howstuffworks.com/radar-detector.htm
If you have a lead foot, you may have invested in a radar detector. Find out how these devices pick up police radar and lidar and learn what a jamming signal does.
How does the light gun for a video game work?
electronics.howstuffworks.com/question273.htm
How does a video-game light gun work? How does the game know where the gun is aiming?
How Stun Guns Work
electronics.howstuffworks.com/gadgets/other-gadgets/stun-gun.htm
Stun guns fall into the category of non-lethal weaponry -- they can incapacitate a person without causing permanent damage. Find out how different types of stun guns work to immobilize their target.
Do you have a mole that doesn't look right?
health.howstuffworks.com/skin-care/problems/medical/mole-that-doesnt-look-right.htm
Not all mole changes signal melanoma, but it's important to have any changes checked out early. Learn what you should do if you have a mole that doesn't look right.
How does copy protection on a video tape work?
electronics.howstuffworks.com/question313.htm
How do VHS tapes prevent you from bootlegging a copy of a movie? Find out how Macrovision works.