References
Latest References

Sleep: Facts about how and why we sleep
By Mindy Weisberger published
Learn facts about sleep, during which the body rests, recuperates and performs essential repairs.

Particle physics: Facts about the elementary particles that make up our universe
By Damien Pine published
Discover the fascinating world of particle physics — the most fundamental building blocks of the universe and the forces that connect them.

Black holes: Facts about the darkest objects in the universe
By Adam Mann published
Discover interesting facts about what black holes are, how they form and what would happen if you fell into one.

Insects: Facts about the creepy-crawlies that make up more than half of the world's animal species
By Sascha Pare published
Discover interesting facts about insects, the critters whose combined weight on the planet is 70 times that of all humans.

Aliens: Facts about extraterrestrial life and how scientists are looking for it
By Stephanie Pappas published
Discover interesting facts about where alien life forms are likely to exist, and what they look like.

Who Were the Canaanites, the ancient Biblical people credited with inventing the alphabet?
By Owen Jarus last updated
The Canaanites were made up of different ethnic groups who lived in the ancient Land of Canaan, and they likely invented the world's first alphabet.

Mathematics: Facts about counting, equations, and infamous unsolved problems
By Tia Ghose last updated
Discover interesting facts about mathematics, who invented it and the most famous unsolved problems.

The moon: Facts about our planet's lunar companion
By Adam Mann published
Discover interesting facts about how the moon formed, what it's made out of, and the many missions humans have launched to explore it.
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