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Rocky Mountain physics

Rocky Mountain physics

I arrived in Denver on Saturday and had a fantastic Sunday touring the mountains with an old physicist friend of mine who lives just outside of the city. While most of our tour inv...

Icicles and hot air

Icicles and hot air

Here’s two things that you probably don’t know about icicles — they are usually filled with liquid water and their shapes are defined by hot air. So says a theory...

A new spin on windmills

A new spin on windmills

Windmills could someday reduce net global carbon dioxide emissions to zero, says Klaus Lackner of Columbia University. But these aren’t the sort of windmills that generate el...

Day two beckons

Day two beckons

It’s day two of the March meeting and after cutting my teeth yesterday on some lighter material it’s time to get stuck into some serious physics. The first thing on the...

Do the maths

Do the maths

The first AAAS meeting was held on 20 September 1848. So, not including this one, how many meetings do you think they’ve had so far? 160? Wrong. According to page one, paragraph ...

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