Sign up to save your podcasts
Or
Share Cosmology
Share to email
Share to Facebook
Share to X
Share to email
Share to Facebook
Share to X
Or
Cosmology
In March astronomers in the BICEP2 collaboration announced they had found gravitational waves from the Big Bang. But now the evidence is being questioned by other scientists. Dr Lucie Green reports on the debate and asks if scientists can ever know what happened billions of years ago when the universe was formed.
Image: The BICEP2 telescope at twilight, which occurs only twice a year at the South Pole. The MAPO observatory (home of the Keck Array telescope) and the South Pole station can be seen in the background. Image copyright: Steffen Richter, Harvard University.
View all episodes
By BBC Radio 4
3.5
1010 ratings
In March astronomers in the BICEP2 collaboration announced they had found gravitational waves from the Big Bang. But now the evidence is being questioned by other scientists. Dr Lucie Green reports on the debate and asks if scientists can ever know what happened billions of years ago when the universe was formed.
Image: The BICEP2 telescope at twilight, which occurs only twice a year at the South Pole. The MAPO observatory (home of the Keck Array telescope) and the South Pole station can be seen in the background. Image copyright: Steffen Richter, Harvard University.
More shows like Frontiers
View all
Global News Podcast
7,913 Listeners
Newshour
1,067 Listeners
In Our Time
5,576 Listeners
The Documentary Podcast
1,808 Listeners
6 Minute English
1,729 Listeners
Learning English Conversations
1,018 Listeners
The Infinite Monkey Cage
1,952 Listeners
Curious Cases
756 Listeners
You're Dead to Me
3,245 Listeners
Americast
779 Listeners