Vatican City has secret archives with documents dating back to the eighth century that you won’t be seeing any time soon. Snake Island, Brazil. … Tomb of the Qin Shi Huang, China. … Chernobyl, Ukraine. … Area 51, Nevada. … North Sentinel Island, India. … Vatican Secret Archives, Vatican City. … Fort Knox, Kentucky. … … Read more
“Wild animals either don’t live long enough in the wild to suffer age-related changes in their eyes, or they are better able to cope with old age than are humans.” In other words, while there may be a nearsighted deer lurking around Rock Creek Park, myopia is pretty rare among animals that rely on their … Read more
Purple is commonly known as the color produced when red and blue are mixed. This is true, but not holistically. Purple, not to be confused with violet, is actually a large range of colors represented by the different hues created when red, blue, or violet light mix. Can humans actually see purple? Slightly shorter waves … Read more
English Ivy, both leaves and berries (Hedera helix) Mistletoe (Viscum album) Oleander (Nerium oleander) Thorn apple or jimsonweed (Datura stramonium) Which plants are most toxic to dogs? The 16 Most Common Poisonous Plants for Dogs #1 Sago Palm. These ornamental palms are popular in warmer climates and every part of it is toxic to dogs. … Read more
Lavender is toxic to cats, so they should not consume it in any form, including essential oils or the plant itself. Signs of lavender toxicity in cats include diarrhea, vomiting, and weakness. Is lavender safe for cats to breathe? A few common essential oils that are SAFE to use for your cat include lavender, copaiba, … Read more
Brick weep holes, also known as brick breather holes or brick weeps, are small openings that you will find on most bricks homes or buildings. These openings are intentional and created to help protect the building against damage caused from the build up of moisture inside the wall cavity. What causes small holes in bricks? … Read more
Why tardigrades are so damn tough. It’s important to note: Tardigrades are basically indestructible only when they enter a special state called cryptobiosis. In harsh environments, the animals tuck in their legs and expel all moisture from their bodies. In this state, they’re called tuns. What is the nicest animal in the world? #1 Dogs. … Read more
In other words, when you’re looking around, your eyes are viewing visual cues that move at a certain rate, and that rate is called frames per second. How many frames per second do you think you can see? Some experts will tell you that the human eye can see between 30 and 60 frames per … Read more
17,400 Hz is a frequency that only teenagers can hear. Most people over the age of 18 cannot hear this tone. What are the things we cant hear? While we cannot hear infrasonic and ultrasonic sounds, we can feel them, especially when they are too loud. And just as any loud sound (we can hear) … Read more
Who is the owner of the biggest house in the world. Istana Nurul Iman Palace, the official residence of the Sultan of Brunei, Hassanal Bolkiah, is the largest house in the world, spread over 2.15 million square feet. Who owns world’s most expensive house? Who has the most expensive house in the world? The most … Read more