- Why Vultures Matter
They’re called ugly buzzards, scavengers, the undertakers of road kill: they are vultures. But vultures are not buzzards and they aren’t like hawks although in some parts of the world they are cousins. This bird of prey is good for the planet and their species may be in terrible trouble.
- Borodin: Scientist with a Little Music and Prince Igor
With his right creative brain, Borodin played instruments and wrote music; with his left, he jumped into science and languages: Russian, English, French, Italian and German. His only problem was juggling all his endeavors and closing the door on people who needed and bothered him.
- See Me, Hear Me: How Voice Can Affect Mood
The tone of your voice is an invitation to others to enter into a particular state with you, which happens on a level beneath consciousness. Your own energy coupled with the expression of tone becomes a catalyst for dynamism. You can even change your own mood.
- Working Marine Animals: Training and Controversy
Are whales amazing just because of their awesome size? A blue whale’s heart weighs about 1300 pounds (590 kg) with a main blood vessel so big that a human could crawl through it. But what about intelligence? Do they have feelings? They seem to have fun doing tricks at water, but are they really?
- Cicada Wings and Human Eyes: What's the Connection?
Cicadas get a bad rap. Every 13 to 17-years they are blamed for something horrendous and most people don’t know any better. Cicadas are harmless and might even be a great thing for folks who will need eye surgery one day. We’ll explain.
- The Fox Hunt: Banned Tradition Still in Controversy
He has red-brown fur, a bushy tail, pointy ears, black boots, long thin nose and is bigger than a cat. There are just as many in the city as in the wild. They commonly come out at dusk and before dawn using their glowing eyes, keen hearing and smell sense to hunt. Should hunting them be acceptable?
- Spiderman’s Climb: Why Geckos Do It Better
Human rock climbers use anchors, wedge-chockstones, gloves and ropes. After being bitten by a radioactive spider, Spiderman gains the speed and agility of an arachnid. Neither has anything on a gecko.
- Detecting Earthquakes: History to Today
Thousands of years ago one knew what caused earthquakes. An ingenious inventor named Zhang Heng discovered an answer around 132.
- Tuneful or Tone Deaf: What We Know About Human Melody and Pitch
What contributes to tone, melody and pitch and how come some people sing beautifully, hear and return music, and others seem tone deaf?
- Balloons Rising: the Low Down on Helium
Odorless, colorless and lighter than air, helium is classified on the periodic table as one of the noble gases. Even though it was abundant in the universe, it was completely unknown for most of human history, for many reasons. Learn more about the second most abundant element in the universe.
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