Swans on Tea

I won’t use the P-word, because it pops up (as it were) way too much in the search stats.
Love Bugs: Sex in the Insect World
The sex of the Southern Green Stink Bug, however, is almost indistinguishable to the untrained eye.
Oh, but to the trained eye …

Guilloches
Central to banknote designs are Guilloche patterns, which can be created mechanically with a geometric lathe, or more likely these days, mathematically. The mathematical process attracted me immediately as I don’t have a geometric lathe and nor do I have anywhere to put one. I do, however, have a computer, and at the point I [...]

Shaping Single Photons
When you detect a photon, you can say where, when, and with what frequency it arrived, but before the measurement, these parameters are undefined. The photon’s existence is embodied in a wave function, which gives the probability of measuring the photon at any time, place, and frequency. The wave function for a single [...]

Because this fire needs more fuel.
Why Girls Leave Science And Math – Confidence, Says Psychologist
The study confirmed that old stereotypes die slowly. Both boys and girls perceived that teachers thought boys were stronger at math and science. For boys this represented a support, while for girls it acted as a barrier.
Top barriers for all age [...]