A Formica ant suspends a drop of aphid honeydew between her mandibles (which bristle with 7 or more teeth), as she drinks it. 
		Photo courtesy of Alex Wild, copyright, used with permission.WonderQuest:  On the web since 1997...      

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WonderQuest

with April Holladay
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   Humans  
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   Physics

Top 10 Questions

1. Ceiling fan - way to rotate

2. Average size US woman

3.  What animal lives longest?

4. Can eye color change?

5. Animals that mate for life

6. Does alcohol kill brain cells

7.Does the Moon rotate?

8. Septic tank - how often pump?

9. What exactly are hazel eyes?

10. Most poisonous animal!

 

Current Column: 

Petroglyphs from Bushmen of South Africa illustrating an early hunt with dogs. Picture used with permission from Pietermaritzberg: University of Natal Press.

Did humans and dogs become domesticated together?

There’s conjecture of how man and man’s best friend have influenced each other’s development


Here's your next question:


Why do birds sitting on a power line all face the same direction?

Deadline is 1 July. We will publish the best answers on 12 July.

Click here to give April your answer.

 

 

 
Art, cameras, movies, music, recordings, television

Audio recordings, digitizing: How are old vinyl records converted to a digital recording?
Camera, green flash: How do you take a picture of a green flash?
Camera, star photo: When NASA and astronomers photograph celestial bodies, how do they decide which way to orient the camera and images? In space there is no up or down nor any anchor orientation point (i.e., north/south).
Camera, zoom: What's the difference between digital and optical zoom?
Closed TV captions: Hidden TV messages in every show you watch, how do they work?
Fiddles:  What's the difference between a violin and a fiddle?
Movie film, alignment: In the movie, "Tomb Raider," is it possible for all the planets to line up as perfectly as they showed?
Movie films, digitizing: How are old movie films converted to a digital recording?
Movie wheels go backwards: why do wagon wheels on TV movies appear to reverse directions?
Roman music: At Easter, I saw the movie "Ben Hur" on TV and trumpet players played a tune. How do we know what Roman
and Greek music sounded like?
Singing goblets: What causes crystal water goblets to "sing" when you run a wet fingertip around their rim?
VCRPlus+® codes: cryptic but handy, how do they work?
VCRPlus+® codes: April, I am not looking to break the code on the VCR Plus deal. I only want to find a place online where I can get codes for individual programs.