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13th Apr 2008

The Science of the Sun


Chris Smith

Helen Scales

Solar Flares and the Sun's influence on our climate are the burning issues of this week's show.  We discover an explosion on the Sun so large that it cut global communications all over the world and rendered compasses useless.  Also, we'll be looking at the link between the sun and climate change and finding out how clouds could predict earthquakes.  Plus, in this week's news, we discover why some balls are really hard to catch we talk about the seahorses returning to the Thames.  And in Kitchen Science, Dave shows us how to light a bulb without wires - using only a balloon!  All this and more on The (naked) Science of the Sun...

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News

Could seismic events shake up clouds?

Scientists in China are investigating the possibility that seismic events might trigger the creation of strange cloud formations. Writing in the International Journal of Remote Sensing, Chinese scientists Guangmeng Guo and Bin Wang from Nanyang Normal University in Henan report that about 60 days ...

Bend it like Beckham: Researchers solve the mystery of why "easy" balls are so hard to catch

Crowds at cricket and baseball games often stare increduously as fielders fumble what was, at first glance, a dead easy catch.  The ball was chipped straight up in the air off the bat and it should just be a case of putting yourself beneath it surely?  Not so, say US researchers Alan Natha...

Pesticide blasting bacteria

Researchers this week have revealed a new way of using bacteria to help mop up harmful chemicals in the environment like pesticides. Using microorganisms to help clean up the environment, so called bioremediation, is an idea that’s been around for a while – for example to help mop up oil spills. N...


Kitchen Science

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Lighting bulbs without wires

Find out how to light a light bulb with no wire in sight using just a balloon and a little hair.


QotW

Surviving in a Sealed Car

How much air does the average car hold? If it were perfectly sealed, how long could you keep driving for without passing out?


Interviews

Amateur Astronomers Assist Experts

Here's a question: The universe is a big place and if you only have a small number of telescopes with which to look at it, and limited resources to analyse the data that you collect, inevitably lots of important questions will go unanswered. So how do you solve that problem? The answer is by profess...

The Science of Solar Flares

Solar flares can have devastating effects here on Earth, but how do we study them, and what do they do to us?

The Sun and Climate Change

Is the sun responsible for our warming climate? Have we been blaming carbon dioxide, when our own sun is the guilty party? Terry Sloan thinks not...


Questions

How does a white surface reflect light?


How does solar activity affect electrical systems on Earth?


Does an exploding star fuel a future star?


Why do sound recorders pick up electrical interference and radio stations?


Could a distant habitable planet no longer really exist?






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