What is Hooke's Law?

The spring is a marvel of human engineering and creativity. For one, it comes in so many varieties – the compression spring, the extension spring, the torsion spring, the coil spring, etc. – all of which serve different ...

How Much Energy Goes Into Making a Bottle of Water?

(PhysOrg.com) -- Most people who buy bottled water have access to clean drinking water virtually for free (in the US, tap water costs less than a penny per gallon, on average). Nevertheless, the consumption of bottled water ...

What makes leaves sprout in the spring?

If you’re in the lower latitudes of Canada right now, take a look outside.  Most trees are in the process of sprouting their 2011 crop of leaves.  Only a few weeks ago, they appeared barren – now there ...

North Pole wolf emails locations to researchers

In July the scientists, one from the United States, the other from Canada, put the satellite collar on Brutus, the leader of his wolf pack, on remote Ellesmere Island, only 600 miles from the North Pole. Their goal - to finally ...

Metaklett, a steely hook and loop fastener (w/ Video)

Hook and loop fasteners have become commonplace features of both industry and households. However, they have one snag: they are too weak for many applications. Hook and loop fasteners made of spring steel have now been developed ...

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