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Looking for a great physics site? We've tracked down the very best and checked them for accuracy. Just pick a topic, tell us your age and knowledge level and we'll do the rest.
Solar Stormwatch
Help scientists spot explosions on the Sun and track them across space to Earth.
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Kettle noises
Nice explanation of why kettles make that rumbling noise until just before they boil.
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Weird physical phenomenaCheck out all Top 4s
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The Leidenfrost Effect (video)
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The Leidenfrost Effect (video)
The Leidenfrost effect explains why water sometimes 'rolls' off a hot plate or frying pan, and how some experts can dip their hands into liquid nitrogen or even molten lead without hurting themselves
Visit siteHits: 911
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The Brazil Nut Effect
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The Brazil Nut Effect
Why do raisins always rise to the top of cereal pack? It's the Brazil nut effect.
Visit siteHits: 854
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The Mpemba Effect
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The Mpemba Effect
The Mpemba Effect is a bizarre phenomenon where hot water freezes faster than cold water. This site gives a basic introduction to the ideas involved.
Visit siteHits: 506
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The Hot Chocolate Effect
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The Hot Chocolate Effect
If you stir a freshly poured cup of instant coffee or hot chocolate, the sound of your spoon clinking against the side of the cup rises in pitch. Why?
Visit siteHits: 913
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Science blogs
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Science blogs
A site hosting blogs from a selection of great science writers from all fields.
Visit siteHits: 87
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The Atoms Family
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The Atoms Family
With the Atoms Family learn about electricity, light, matter, waves, atoms, energy with fun activities and animations.
Visit siteHits: 1128
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Nirex
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Hits: 193
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BrainPop - Science
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BrainPop - Science
A general site aimed at younger pupils which includes sections on electricity, energy and the planet. A nice looking site with brilliant animated movies. Can be a bit sparse on detail in places and requires subscription for unlimited access but still grea
Visit siteHits: 227
Recently added
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09/03/2010 16:14:15 | A Diary of Numbers blog
A blog all about bizarre fermi estimations e.g. how many characters you would type if you fell asleep on your keyboard or how many people it would take to hold back a whale
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23/02/2010 15:01:53 | Solar Stormwatch
Help scientists spot solar storms and track them across space to Earth in this great citizen science project.
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18/02/2010 10:55:06 | The Hot Chocolate Effect
If you stir a freshly poured cup of instant coffee or hot chocolate, the sound of your spoon clinking against the side of the cup rises in pitch. Why?