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Explore Big History

Interactively explore the timeline of the universe.

Visit Explore Big History



Hits: 857

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How lasers work

An article about lasers from the Lawrence Livermore Laboratory, and the story of the first laser built.

Visit How lasers work



Hits: 7959

What is laser?

A basic explanation from NASA of what laser is and how it differs from ordinary light, along with some examples of how lasers are used.

Visit What is laser?



Hits: 7667

50 Uses of the laser

The laser turned 50 in May 2010, and it's been a busy half century. Find out what lasers have been up to from reading barcodes to removing tattoos.

Visit 50 Uses of the laser



Hits: 4221

Squishy Circuits

An activity to do at home to explore the world of circuits. Make two types of dough, one that carries electricity and one that doesn't, to create all sorts of circuits and explore how they work.

Visit Squishy Circuits



Hits: 1415

Fowler's Physics

Various applets allowing results to be taken for demonstration purposes.

Visit Fowler's Physics



Hits: 1654

X-Ray Lasers

Description of X-ray laser mechanisms.

Visit X-Ray Lasers



Hits: 2643

Laser experiments

Easy and fun activities with Lasers

Visit Laser experiments



Hits: 5877

Tuning the Laser

All about adjusting the colour of lasers.

Visit Tuning the Laser



Hits: 2696

Line Rider

A fun toy that lets you build a sledge run and then test it out. You'll need a good feel for the laws of motion to get results!

Visit Line Rider



Hits: 6274


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