Humans have long known that glass bends light. However, it took us awhile to figure out that stacking lenses in a tube would open up a whole new world to science, finally allowing us a peek at the microscopic.

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Hacer que un objeto o imagen se vea más grande de lo que es. <br/<br/>>

Twig - Ciencias generales

To make an object or image appear larger than its actual size.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

An optical microscope which uses two sets of lenses, called the objective and the eyepiece, to gather and magnify light.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using...

A brief history of how the microscope has transformed from simple magnifying glasses to the powerful instruments of today. Biology - Cells And DNA - Learning Points. The Romans produced the first magnifying glasses in the 1st century AD....

An optical device that uses lenses or mirrors to magnify and observe distant objects. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...

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How to Focus on the Stars at Night for Milky Way Photography

Using animation and real world examples, this video explores the change in kinetic energy of particles with heating and cooling that produces expansion and contraction and change in density in matter. Students will observe and come to...

Upon viewing the Light video series, students will be able to do the following: List some of the reasons light is important to all living things. Understand that light is a type of energy. Describe how light behaves both as a wave and...

Scott Tilley is a fire investigator and retired firefighter who has completed more than 3,000 investigations. He says while dry temperatures and glass bottles can inadvertently start fires, he tells the CBC’s Adam Walsh he doesn’t...

Richard Holbrooke, architect of the 1995 agreement that ended the three-and-a-half year Bosnian war, was named on Thursday (18/06) the United States's ambassador to the United Nations. Holbrooke will succeed Bill Richardson who...

US President Donald Trump said on Monday he wanted to follow up on criminal justice reform with efforts that help federal inmates find jobs after they leave prison.

President Donald Trump says he wants to follow up on criminal justice reform with efforts that help federal inmates find jobs after they leave prison.