Could Earth be Knocked Out of Orbit?

The Naked Scientists Podcast

Dr Chris Smith

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

4.6 • 958 Ratings

🗓️ 20 April 2015

⏱️ 47 minutes

🔗️ Recording | iTunes | RSS

🧾️ Download transcript

Summary

This week, you pit your wits against the Naked Scientists team and challenge us to answer your science questions. Is there an evolutionary reason why humans have rhythm? Do people sneeze in their sleep? Why do crabs walk sideways? And how do stinging nettles sting? Chris Smith, Carolin Crawford and Ginny Smith join Kat Arney get their teeth into your conundra, and take a closer look at the stories hitting the headlines, including a sieve that separates oil from water, how you can sniff happiness in sweat, and the Hubble telescope celebrates its 25'th birthday... Like this podcast? Please help us by supporting the Naked Scientists

Transcript

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0:00.0	And the Hello and welcome to the naked scientist with me Katani. This week we have a
0:19.6	special science Q&A show you ask the questions and we answer them. On the panel today
0:25.7	we have Naked Scientist Ginny Smith who's interested in psychology and how the brain
0:29.8	works. My background's in genetics, cell biology, that kind of stuff.
0:33.5	We have Carolyn Crawford, who's a space scientist ready to answer your questions about the
0:37.8	Cosmos, and Chris Smith is a medical doctor and microbiologist.
0:41.6	Thank you, Karen. On on the way the answers to the
0:43.7	following questions why muscles get stiff when we exercise should you listen to
0:48.1	music when you're trying to revise or will it put you off and do you sneeze in your sleep?
0:54.0	The Naked Scientists Podcast is powered by UKfast.co.uk. Our first question today comes from Paul in London. Hi Paul.
1:07.0	Hi Paul.
1:09.0	Hi there.
1:10.0	So what is your question for us?
1:12.0	Okay, my question is, I'll be 45 this Friday.
1:15.0	I'd like to know how far I will have travelled since I was born to get where I'll be.
1:20.0	Well, firstly, very happy birthday for this week.
1:22.0	And Carolyn, you're a woman with the
1:24.3	maths and space science what do you reckon? Well there are a number of things you can
1:28.8	take into account here Paul I mean the first one of course is that the Earth is
1:32.0	spinning around the sun at
1:33.7	about 30 kilometers per second and then the sun's also wheeling around the galaxy
1:38.4	at about another 220 kilometers per second so if you added all that up together over about 45 years, we reckon you've
	...

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