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How do they do artificial diamonds?

Adults Business Science
Gemesis diamonds are mostly yellow due to the Nitrogen in the atmosphere getting inside the crystal during the growing process. Apollo diamonds can be created in all colors including colorless depending on how much impurity is introduced in the growing chamber. e.g. add boron to make blue diamonds.

How Old Are Your Ears?

Adults Biology Human Science
How high can you hear? Take this 'test' to see how old your ears are!

The Past Tenses Part 2

Adults Grammar Smrt Live
Leanne explains how English speakers use the Past Tenses (Part 2). This lesson is for students at an intermediate level.

The Past Tenses Part 1

Adults Grammar Smrt Live
Leanne explains how English speakers use the Past Tenses (Part 1). This lesson is for students at an intermediate level.

Dragon Baby

Adults Family Film Humor
baby vs stuffed animal...

Dog imitates baby

Adults Human Pets
Every time the baby makes a sounds the dog makes a sound

Nature's 3D Printer: MIND BLOWING Cocoon in Rainforest

Adults Animals Nature Photography
What is your theory about why there are holes in the cocoon?

Mirrors - How its made

Adults Construction Business
The process of making mirrors from beginning to end.

Ender's Game Official Trailer

Adults Film Marketing
70 years after a horrific alien war, an unusually gifted child is sent to an advanced military school in space to prepare for a future invasion.

World's Roundest Object

Adults Physics Science
The world's roundest object helps solve the longest running problem in measurement -- how to define the kilogram.

Jobs Official Trailer

Adults Film Marketing
The story of Steve Jobs' ascension from college dropout into one of the most revered creative entrepreneurs of the 20th century.

The Past Simple Tense

Adults Grammar Smrt Live
Leanne explains how English speakers use the Past Tense. This lesson is for students at an intermediate level.

The Past Perfect Simple Tense

Adults Grammar Smrt Live
Leanne explains how English speakers use the Past Perfect Simple. This lesson is for students at an intermediate level.

Jackie Chan

Adults Animals Pets
Jackie Chan trains a fish.

There is a city

Adults Cities History
Once a year on august 1st, the people of Warsaw pay hommage to the fallen heroes that fought for freedom in 1944 during the Warsaw Uprising. The biggest rebellion against German Nazi occupation during WWII cost over 200 000 lives and destruction of the capital.

Fish With Transparent Head Filmed

Adults Animals Nature
For the first time, a large Pacific barreleye fish - complete with transparent head - has been caught on film by scientists using remotely operated vehicles at the Monterey Bay Aquarium Research Institute. The deep-sea fish's tubular eyes pivot under a clear dome.

The Past Passive

Adults Grammar Smrt Live
Leanne explains how English speakers use the Past Continuous. This lesson is for students at an intermediate level.

The Pixel Painter

Adults Art Creativity Visual Design
Hal Lasko, better known as Grandpa, worked as a graphic artist back when everything was done by hand. His family introduced him to the computer and Microsoft Paint long after he retired.

The Dreaded Stairs - How to get people to use the stairs

Adults Health Music Society
Here we have a set of stairs, adjacent to a moving escalator next to it.... both of which lead to the same spot on the floor of the upper level. At first no one took the stairs, almost 97% of the people took the escalator.

The Past Continuous Tense

Adults Grammar Smrt Live
Leanne explains how English speakers use the Past Continuous. This lesson is for students at an intermediate level.

Amazing Facts to Blow Your Mind

Adults Internet Culture Science
Time for some interesting facts to make your head explode! Now you can sound even smarter around your friends with these simple but super fun facts about life!