Restore, repair, retain!

The Naked Scientists Podcast

Dr Chris Smith

Science Radio, Engineering, Naked Scientists, Natural Sciences, Technology, Life Sciences, Health & Fitness, Medicine, Science

4.6 • 957 Ratings

🗓️ 19 November 2013

⏱️ 54 minutes

🔗️ Recording | iTunes | RSS

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Summary

This week we discover how we repair and restore everything from ancient manuscripts to the human heart! The team visits the BBC to find out how recently re-discovered episodes of the classic sci-fi series Dr Who were restored and find out about the three million pound project to develop self healing concrete. Plus, in the news, how Typhoon Haiyan has affected the Philippines, where in the world wolves first evolved into dogs, the new drug which could tackle persistent infections and the satellite database which can monitor deforestation from space... Like this podcast? Please help us by supporting the Naked Scientists

Transcript

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0:00.0	The Hello, coming up this week, we speak to atmospheric scientists and aid agencies to find
0:25.9	out how Typhoon Hyann has affected the Philippines.
0:29.2	We find out where in the world dogs first evolved from wolves and we discover the new technologies
0:34.3	being used to restore everything from old Doctor Who episodes to a human heart.
0:39.1	And if you'd like to get in touch with us here at the naked scientist then you can email Chris
0:43.8	at the naked scientist dot com or you can tweet at naked scientist.
0:48.9	The Naked Scientist podcast is powered by UKfast.co.uk.
0:54.0	Now before we get stuck into the news, our scientific teaser for you to ponder on the show this week is,
1:05.2	when do you think the first cataract operation was ever performed to restore vision?
1:11.6	Our theme this week is restoration and renovation.
1:14.0	Wendy you think the first cataract operation was performed to restore vision.
1:18.0	Tell us if you think you know Chris at the Naked Scientist.com
1:21.0	now it's time to take a look at what's been making headlines around the world and I'm sure
1:24.6	you've all heard that the Philippines in the last week have been hit by Typhoon Hyann, which has
1:29.4	affected over 11 million people and displaced more than 600,000 from their homes.
1:35.0	But what exactly is a typhoon and was there any warning of this extreme storm?
1:39.4	Professor Hans Graf, head of atmospheric scientists at the University of Cambridge.
1:43.4	Well, a typhoon is a huge whirlwind that develops over warm waters.
1:48.6	The threshold would be about 28 degrees.
1:52.1	These typhoons start from a very small tropical depression, a low pressure
1:56.6	system and if they reach warm waters they can attract more energy from the warm water by water
2:02.2	vapor evaporation, then intensify and finally turn into a very strong system.
	...

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