Category: Brain Dump

What was the Boston Tea Party?

(Image source: Sarony and Major) Question from Amos Bramley By 1773, colonists living in America were growing impatient with the rule of King George III and the British Parliament. The British were steeped in...

Why can I remember song lyrics for so long?

(Image credit: Michael Maasen) Question from Sarah Ross The average human brain contains about 86 billion neurons – a vast network that processes information. Memories are formed when specific connections between neurons are strengthened,...

Why aren’t there many naturally blue foods?

Question from Edgar Malone There are good reasons why most natural foods aren’t blue. Partly it’s chemistry – many leafy vegetables, for instance, like lettuce and spinach, are green because they contain green-coloured chlorophyll,...

How do room humidifiers work?

(Image source: Pexels) Question from Rachel Ansem Humidifiers use a range of mechanisms to force extra moisture into the air, increasing its humidity. An evaporative humidifier employs a fan to run air through a...

What is a quokka?

Question from Lilly Wakefield Like their kangaroo cousins, quokkas are marsupial mammals native to Australia. Although they have sadly been mostly eradicated from the mainland, around 10,000 quokkas still thrive on Rottnest Island off...

Where was the first cinema?

Question from Lars Whittaker Although some sources claim that l’Eden Theatre in France holds the title, no one knows for sure where the first cinema in the world was. However, the UK’s first cinema...

Can weather changes give you a headache?

  Question from Irini Arman This may sound like an old wives’ tale, but there is some evidence to suggest that rapid changes in the weather could leave your head throbbing. Studies suggest that...