1.When Scientists Didn’t Exist;
Before the 17th century, science and scientists were not truly recognized. At first, people like the 17th Century genius Isaac Newton were called natural philosophers, Because there was no concept of the word "SCIENTIST" at the time.
2.Going Out With a Flash;
Over the next 5 billion years or so, the sun will grow steadily brighter as the hydrogen at its core Gets used up, creating increased internal pressure and thus increased fuel conversion to helium. In 1.1 billion years, the planet could start to look like Venus. Eventually, the Sun will run out of hydrogen fuel and collapse.
3.Sunscreen for the Tongue;
Giraffe tongues are dark blue (or purplish or dark gray) and average around 20 inches in length. The length of their tongues allows them to browse for the very highest, juiciest leaves on their favorite acacia trees, and the melanin in their tongues may protect them from UV rays—that is, getting sunburned.
4.Floating Foul;
What's one way to tell if an older egg is fresh? Put an egg in a container of water. If the egg sits At an angle or Stands on one end, the egg is older but still edible. If the egg floats, it should be discarded if it Smells or looks Bad when cracked. Eggs accumulate air inside their air cell as they age, leading to increased Floating as they Get older.
5.The Acid That Melts It All;
Even though it is highly corrosive and can dissolve glass, Hydrofluoric acid is not considered a strong acid because it does not completely dissociate in water. Storage of it is usually in plastic containers, Though, because it's so reactive with metal, ceramic, and glass.
6.Insects Sleep;
Insects clearly rest at times and are aroused only by strong stimuli—the day's heat, the darkness of night, or perhaps a sudden attack by a predator. This state of deep rest is called "TORPOR" and is the closest Behavior to true sleep that bugs exhibit.
7.Arthritis Afflicts Anyone;
The most popular misconception about arthritis is that it is an older adult's disease. In reality, arthritis Affects people of all ages, including about 300,000 American children. However, children tend to have a more Favorable prognosis than older adults.
8.What a Wingspan;
The Queen Alexandra’s Birdwing is the World’s Largest Butterfly, with a wingspan of up to 12 inches. It Is found only in Papua New Guinea and is considered endangered.
9.Einstein's Stolen Brain;
After Albert Einstein died in 1955, pathologist Thomas Harvey at Princeton Hospital conducted an Autopsy in which he removed Albert Einstein's brain. Rather than putting the brain back in the body, Harvey Decided to keep it for study. Harvey did not have permission to keep Einstein's brain, but days later, he Convinced Einstein's son that it would help science.
10.That's Sharp;
Six elements account for 99 percent of the human body's mass: oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus. The human body contains enough carbon for 9,000 pencils.
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