How Do White Blood Cells Stay On Target?

How Do White Blood Cells Stay On Target?

Imagine, if you will, that your computer screen (or iThingie, or DroidDevice) were to suddenly explode, driving a shard of shrapnel deep into your shoulder.  Very quickly, your white blood cells…
Why Aren't Humboldt Squid Giant?

Why Aren't Humboldt Squid Giant?

The world's biggest squids (accurately named "giant" and "colossal") have the world's biggest eyes, which may seem like a no-brainer until you consider that they are by no means the world's …
Useful applications of radiation

Useful applications of radiation

Composition of radiant heat   Both conduction and convection are ways of carrying heat from one place to another which require the presence of a material substance, either solid, liquid or…
The Say Of The Week - Higgs Properties

The Say Of The Week - Higgs Properties

After fixing the Higgs boson mass to the best fit value mh = 125 GeV, the SM does not have any free parameter left to vary. Therefore all the anomalies in the present data must be statistical…
Egyptians Rally Around Fighting Big Tobacco

Egyptians Rally Around Fighting Big Tobacco

You've heard of Egypt; they were in the news last year for riots and for making Twitter relevant. But dictatorships, oppression of women, sexual discrimination and religious intolerance are…
From Russia with Colour – in 1912 !

From Russia with Colour – in 1912 !

This is interesting, on the BBC website: In pictures: Russian Empire in colour photos The first picture is captioned: This vivid colour photograph is 100 years old, a self-portrait by the Russian…