Test your Trek knowledge: Can you tell humans from aliens?

Russia shares its borders with 14 countries, making it one of the countries with the most neighbouring nations in the world.

Brazil shares its borders with ten countries, making it one of the countries with the most neighbouring nations in the world.

Portuguese is an official language in 10 countries and territories on four continents. See if you can find them on a map.

China shares its borders with 14 countries, making it one of the countries with the most neighbouring nations in the world. Recommended for grades: 9,10,11,12

There are 206 bones in the human skeleton. Can you rank the top ten largest?

Life has become quite hectic these days. Let's take a relaxed look at the slow things in life.

Castles in Spain are not mere daydreams. I've chosen fifteen examples to prove they are tangible realities.

Everyone hates becoming a meal, so let's explore the ingenious tactics various animals employ to spoil their enemies' appetite.

Rain has always been important in different cultures all around the world. This is a quiz about ten rainmaking deities and how people have explained water dropping from above.

The lightsaber has become one of the most iconic items in the "Star Wars" universe, both canonical and non-canonical. But did you know that the colours are not just random? So match the colour to the description.

Long time ago, Rome was considered the centre of the world. Today it is still an essential city in the heart of Europe close to many other capitals. Let's sort the ten closest by their distance from the Eternal City.

Dieter Rams is one of the most influential industrial designers of the 20th century. He introduced the idea of "good design" by forming his ten famous principles.