A butterfly is flapping its wings. Should you prepare yourself for some severe weather on the U.S. East Coast?. Fir0002/Flagstaffotos/GFDL v1.2 license ...

In the 1960s MIT meteorologist Edward Lorenz popularized the notion of the butterfly effect: An infinitesimal shift in the weather -- say, the turbulence caused by a butterfly flapping its wing ...

The achieved highest frequency of flapping-wing motion is 4.49 Hz, which exceeds the frequency of real butterfly wings, thus informing the further development of sunlight-driven bionic flying ...

If you believe chaos theory, then a butterfly flapping its wings in Tokyo can cause a tornado in Texas; there’s no need for a monstrous Godzilla to make waves. This meteorological analogy has ...

A common example of this phenomenon is a butterfly flapping its wings in California, and thereby initiating a change in weather patterns that results in the formation of a thunderstorm in Nebraska.