Search Results for: Butterflies
Skip to results
1,036 results
1,036 results for: Butterflies
-
From the July 25, 1931, issue
98-TON BUTTERFLY VALVE, A SIMPLE DEVICE A good place for a photographer to take a picture, this penstock will be serving an even better purpose when it begins to carry water through the dam to turn the huge turbines of the Ruskin power plant, British Columbia. The flow of water through this 19-foot-diameter intake pipe […]
- Math
Election Selection
By ignoring how voters might rank all the candidates in an election, the plurality system opens the floodgates to unsettling, paradoxical results when there are three or more candidates.
-
Biological Dark Matter
The discovery that some genes encode RNA strands instead of proteins has surprised biologists.
-
Meeting Danielle the Tarantula
Insect zoos have no lions, tigers, or bears but can give plenty of thrills, courtesy of tarantulas, giant beetles, and exotic grasshoppers.
-
-
-
Science News of the Year 2001
A review of important scientific achievements reported in Science News during the year 2001.
-
A Fly Called Iyaiyai
All that Latin has its light side.
-
Isn’t It a Bloomin’ Crime?
Darwin called them felons, those creatures that take nectar without pollinating anything, but some modern scientists are reopening the case.
-
-
-
