1. The human brain can create false memories that feel 100% real . This phenomenon is called False Memory Syndrome .
2. Staring at a mirror in the dark for too long can cause your brain to create a terrifying image. This phenomenon is called the Troxler Effect .
3. Mount Everest has around 200 frozen bodies that serve as markers for climbing routes.
4. There are more viruses in your body than there are stars in the Milky Way galaxy. In fact, human DNA contains more ancient viruses than our own ancestors.
5. Apples in supermarkets are often 6–12 months old before they're sold. They're stored under special conditions to keep them looking fresh.
6. Apple seeds contain small amounts of cyanide. But don't worry, your body can tolerate it.
7. The Sentinelese have lived in isolation for thousands of years. They will attack anyone who tries to approach them.