Gold truly deserves to be called a precious metal. Indeed, all the gold that has been mined throughout human history would fit inside a cube that’s 22m long on each side
Some people spend a long time focused on a single topic. But how about a third of a century to find out how fast fingernails grow? (Spoiler alert: the short answer is about a 10th of a millimetre per day.)
The idea behind ‘pet years’ is to have a simple way to compare the life stages of our pets to human life spans. The standard understanding is that one pet year equals seven human years. However, the reality is much more complex. After all, most one-year-old pets can make babies – but seven-year-old humans cannot.
A crunching of the numbers reveals some extremely sobering facts about the carnage caused by feral cats in Australia.
One of the many mysteries of Stonehenge – where its Altar Stone came from – has recently been solved by Australian scientists.
Today, all traces of where inhabitants once lived now lie beneath the waves.
Amazingly, some people can manufacture alcohol inside their body from the food they eat – carbohydrates, to be specific. Some do it so well, they can raise their blood alcohol level to eight times the legal driving limit!
Electricity and agriculture is not an ‘either/or situation’, argues Dr Karl.
In November 2023, SpaceX launched its second Starship rocket test flight. This was the heaviest, tallest and most powerful rocket ever built and – not unexpectedly – it didn’t work.
After spreading through most of Earth’s honeybee populations, the parasite known as the Varroa mite (Varroa destructor) recently got a foothold in Australia and has begun devastating our own bees.