Fact or Fable? Most body heat is lost through the head
Many people believe that you should keep your head covered during cold weather, as most body heat is lost through the head. It’s certainly true that any part of your body that’s exposed to cooler air will lose warmth; heat always moves from something warm to something cooler (that’s called the second law of thermodynamics). And our heads and faces are more sensitive to changes in temperature than other parts of the body.
I am Not a Tourist, I Live Here – Mexico
“Why don’t you have a tan?” This is the question Dr Cath Andrews is always asked on returning home to the UK from Mexico. It seems that Mexico lives in the British imagination as a tourist destination, where the sun always shines and all residents must have time to sunbathe.
Cath explains that living in Mexico is very different to visiting as a tourist.
Great Women You Should Know… Hedy Lamar
You probably do not know who the actor Hedy Lamarr was as her last film credit was in 1958. If you ask your parents they may have a vague recollection or at least know her name.
What they probably don’t realize is that she wasn’t only an actor. She was a philosopher and, most importantly this month as we remember the World Wars and the sacrifices made during those wars, she was an inventor. She and avant-garde composer George Antheil worked together to create the first broad-spectrum frequency hopping wireless communications.
“What on earth is that?”, you’re probably thinking!
Real Life Minecraft – What is Quartz?
