BBC HomeExplore the BBC


Accessibility help
Text only
BBC Homepage
BBC Radio
BBC Radio 4 - 92 to 94 FM and 198 Long WaveListen to Digital Radio, Digital TV and OnlineListen on Digital Radio, Digital TV and Online

PROGRAMME FINDER:
Programmes
Podcasts
Schedule
Presenters
PROGRAMME GENRES:
News
Drama
Comedy
Science
Religion|Ethics
History
Factual
Messageboards
Radio 4 Tickets
Radio 4 Help

Contact Us

Like this page?
Send it to a friend!

 

Science
THE MATERIAL WORLD
MISSED A PROGRAMME?
Go to the Listen Again page
PROGRAMME INFO
Thursday 16:30-17:00
Quentin Cooper reports on developments across the sciences. Each week scientists describe their work, conveying the excitement they feel for their research projects.
Contact Material World
LISTEN AGAINListen 30 min
Listen to 04 October 
PRESENTER
QUENTIN COOPER
Quentin Cooper
PROGRAMME DETAILS
Thursday 04 October 2007
computer generated image of orbital debris
Space Jam: 50 years of accumulated debris
Credit: NASA


SPACE TRAFFIC MANAGEMENT

50 years ago, Sputnik 1 the first man made object to orbit the Earth was launched by the Soviet Union.

In the five decades since, 100s of satellites have followed in its path. Today, 863 satellites orbit Earth.

They are operated by 41 countries but no individual agency knows exactly where they all are at any one time – so the chances of big and expensive collisions are on the increase.

Quentin talks to Ben Baseley Walker and Theresa Hitchens about bold new proposals for Space Traffic Management, why space debris is on the rise and whether catastrophic orbital pile-ups are imminent.

MEMORIES FOR LIFE

Also in the programme why your whole lifetime of experience could be put into gigabytes of storage space.
Quentin meets Nigel Shadbolt, chairman of the Memories for Life grand challenge and Yorick Wilks from the Oxford Internet Institute to find out about a project to merge digital and physical worlds and how in the near future we could be storing all our memories for ever.

Who will keep them, could they be kept private and how would it change our own concept of who we are?

Quentin Cooper will also be celebrating National Poetry day with poems from Ashley Harrold.

NEXT WEEK:   The Peppered moth - the moth that changed its spots ...

Listen Live
Audio Help
[an error occurred while processing this directive]
DON'T MISS
Leading Edge
The Material World
Current Programmes
Previous Programmes
Science, Nature & Environment Programmes
Current Programmes
Archived Programmes

News & Current Affairs | Arts & Drama | Comedy & Quizzes | Science | Religion & Ethics | History | Factual

Back to top


About the BBC | Help | Terms of Use | Privacy & Cookies Policy