The host invites you to pick a door, any door. Let’s say you pick door one. The host throws open one of the doors you did not select, revealing a goat. Then the host gives you the option of switching ...

If you flip a coin, the odds of getting heads or tails are an equal 50 per cent chance – right? While this is what statistics textbooks will tell you, there is increasing evidence that it isn’t quite ...

For years, social media users have been lecturing one another about what percentages mean in weather forecasts. "Y'all know on the weather app the percentage isn't a "chance" of rain. It means it will ...

Despite knowing when life first appeared on Earth, scientists still do not understand how life occurred, which has important implications for the likelihood of finding life elsewhere in the universe.

Introduction Have you ever heard anyone say the chance of something happening is “50–50”? What does that actually mean? This phrase has something to do with probability. Probability tells you how ...

In A Philosophical Essay on Probabilities, published in 1814, Pierre-Simon Laplace introduced a notorious hypothetical creature: a “vast intelligence” that knew the complete physical state of the ...

Bonfire Night is celebrated every year on 5 November. In the UK, people light bonfires, fireworks and sparklers in parks and gardens all over the country. Sometimes a dummy called a guy is burned on ...

Plants are all around us, from trees to flowers, to fruits and vegetables and even weeds. Most animal life relies on plants for either oxygen, habitat, shelter or food. This makes plants vital for our ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. David Kindness is a Certified Public ...

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