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12696 |
ehd123 |
8 years ago |
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24637 |
ehd123 |
8 years ago |
Floaters
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Have you ever chillaxed (chilling and relaxing ) under the sun, cloud watching, and all of a sudden noticed transparent blobs floating around? Did you know what these things were? I know I didn't until I saw this:
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6489 |
ehd123 |
9 years ago |
We are the stars, we are the universe
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I'd like to share this mind-opening video. Astrophysicist Dr. Neil DeGrasse Tyson was asked by a reader of TIME magazine, "What is the most astounding fact you can share with us about the Universe?" This is his answer. By far, one of the best...
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4506 |
ehd123 |
9 years ago |
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13143 |
duddy |
9 years ago |
Rainbows on fire
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Fire rainbows are a rare phenomenon that only occur when the Sun is higher than 58° above the horizon and its light passes through cirrus clouds made of ice crystals. These captivating atmospheric displays are scientifically known as circumhorizontal arcs. While the name "fire rainbow" might suggest a connection with fire or rainbows, it's essential to understand that this phenomenon has nothing to do with fire and isn't a true rainbow. The process behind fire rainbows is intricate. When sunlight interacts with ice crystals in cirrus clouds, the light is refracted, or bent, in a specific way. For a circumhorizontal arc to form, the Sun must be at a relatively high angle in the sky, usually exceeding 58 degrees. This angle allows sunlight to e ...
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2346 |
duddy |
9 years ago |
All corn today, as we know corn, is GMO corn
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Here's how 9,000 years of selective breeding has changed corn from a wild grass - that required a hammer to peel - to the juicy yellow ears of deliciousness we know today.
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5119 |
duddy |
9 years ago |
Beware of the frog glue
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Look at this fat little frog nugget. This is the native Australian crucifix frog, named for the ginormous cross pattern that runs across its back. When threatened, it oozes a milky 'frog glue' to render itself a terrible meal.
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9218 |
duddy |
9 years ago |
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6573 |
duddy |
9 years ago |
What grows faster than bamboo?
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Some species of bamboo can grow as fast as 3 feet a day. Also those type of bamboo were used to kill. By staking victim over sharpen bamboo tops as the bamboo grew. It went slowly through the victim.
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1661 |
duddy |
9 years ago |
Can this sea snail cure herpes?
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Australian scientists are creating a new herpes-blocking drug using a protein found in the blood of abalones. If successful, it could prevent the virus from entering human cells, thereby prevent future outbreaks of cold sores.
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4332 |
duddy |
9 years ago |
Blood of Heroes from ancient times
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Elafonisi Beach on the Greek island of Crete has pastel pink sand! That rosy hue is caused by tiny particles of pink shells and coral that have been ground down over many years of erosion.
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5476 |
duddy |
9 years ago |
Snapping turtles: Nature's answer to the bear trap
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Woah. This is an Alligator Snapping Turtle from the Suwanee River in Florida, and you don't want to mess with it - it delivers a nasty bite and can hold onto its victims for several HOURS. This guy was caught as part of routine environmental surveys involving Professor Arthur Georges, the Chief Scientist of the Institute for Applied Ecology, University of Canberra.
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5328 |
duddy |
9 years ago |
How an elephant scratches its waist
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Here's a good reminder of how enormous elephants are - this one's using a Volkswagen as a scratching post. Photographed in South Africa, the elephant was in musth, which is a sexually aggressive period experienced by elephant bulls once a year.
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5233 |
duddy |
9 years ago |
Shake, rattle, and roll
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The earthquake that struck Chile in 2010 was the sixth largest ever recorded - and made itself felt as far away as Antarctica. After the quake, several Antarctic seismic stations registered "icequakes," probably due to fracturing of the ice as the planet’s crust shook.
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4385 |
duddy |
9 years ago |