What neutrinos might tell us about the big bang
Neutrinos give a clue to the existence of matter
Incidence of kidney stones is set to increase
Astronaut hopeful is put through her paces
Neutrinos give a clue to the existence of matter
Ghostly neutrinos, atomic particles can flip between different forms. Theories argue that equal amounts of matter and antimatter should have been created in the big bang but as the objects around us testify 鈥� this simply wasn鈥檛 the case. Neutrino flipping might start to explain why this is so.
Incidence of kidney stones is set to increase
Kidney stones 鈥� a real pain in the side and they are on the increase. Dr Mark Porter looks at why this might be so and also finds out what it is like to have them.
Astronaut hopeful is put through her paces
Buzz Aldrin launched a global competition to find a new cadre of astronaut. The competition was tough 鈥� with 87,000 UK applicants. Follow Sue Nelson as she is put through her paces 鈥� trying to win a place in the finals in Florida.
Image Credit: The T2K Collaboration
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Chapters
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Neutrinos helping to explain why we are here
The existence of matter has puzzled physics; flipping neutrinos might provide an answer
Duration: 08:45
Kidney stones
Dr Mark Porter ponders on why kidney stones are on the increase
Duration: 04:38
Very nearly in space
Space boffin Sue Nelson goes to Astronaut selection
Duration: 09:39
Virtual driving lessons
Presenter Gareth Mitchell shows off his driving prowess
Duration: 06:32
Shaping the planet
Does life have any effect on the geology of a planet?
Duration: 13:48
Problem lionfish
Lionfish invade the Caribbean, seeing them as a tasty morsel may help in their control
Duration: 06:19
Broadcast
- Sun 21 Jul 2013 14:06GMT大象传媒 World Service Online
Podcast
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