References

The Brazilian wandering spider, also called the banana spider, is one of the planet's most venomous spiders.

The northern lights appear in the sky when charged particles from the sun slam into molecules in the atmosphere, releasing energy in the form of colorful lights.

Reference Many complex processes go on inside the human body every day.

Of all the conspiracy theories that litter the Internet, the flat Earth conspiracy is quite possibly the most curious. Here's a look at what flat-earthers believe and why.

Reference Copperhead snakes are common in North America, and have the distinction of biting more people in the United States than any other snake.

Ancient Egypt in North Africa was one of the most powerful and influential civilizations in the region for over 3,000 years.

Reindeer and caribou are members of the deer family, and while they don't fly, they do have Rudolph's nose.

Reference Atoms are the building blocks of matter and were created after the Big Bang. They are the smallest unit of an element that still retains its properties.

Reference The fictional Dracula was loosely based on a real person with an equally disturbing taste for blood: Vlad III, Prince of Wallachia or — as he is better known — Vlad the Impaler (Vlad Tepes).

Reference Culture is the characteristics and knowledge of a particular group of people, encompassing language, religion, cuisine, social habits, music and arts.

REFERENCE A woman's body goes through a number of changes in the initial stages of pregnancy. Here are 12 common early signs of pregnancy.

Continental drift was Alfred Wegener's theory proposing continents move position on the Earth's surface.

Reference They're a popular feature of many gyms, and can help with overall fitness, but are exercise bikes good for losing weight?

Reference Bananas are packed with nutrients and are good for your mental and physical health.

Reference The Republicans used to favor big government, while Democrats were committed to curbing federal power. So how did the parties switch stances?

Reference Ötzi the Iceman, a 5,300-year-old man whose mummified remains were dug out of an Italian glacier in the Alps, has fascinated the public since his discovery in 1991.

Monitoring your heart rate can help you track your fitness level and overall health.

Reference All about antimatter, where it is produced and how to power a spacecraft with it

REFERENCE Can running help to build muscle mass?