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 and ...

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 ...

A blueprint for life forms on Mars?

The extremely salty, very cold, and almost oxygen-free environment under the permafrost of Lost Hammer Spring in Canada's High Arctic is the one that most closely resembles certain areas on Mars. So, if you want to learn ...

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 ...

Diving among ancient ruins where Romans used to party

Fish dart across mosaic floors and into the ruined villas, where holidaying Romans once drank, plotted and flirted in the party town of Baiae, now an underwater archaeological park near Naples.

The 'Rapunzel' virus: An evolutionary oddity

A recent study in the Journal of Biological Chemistry has revealed the secret behind an evolutionary marvel: a bacteriophage with an extremely long tail. This extraordinary tail is part of a bacteriophage that lives in inhospitable ...

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