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Dark matter, reversing extinction and ancient heart disease

Has the elusive dark matter been found? Should animals be bought back from extinction? And ancient mummies show that heart disease isn't just a modern condition.

Has the elusive dark matter been found by the Alpha Magnetic Spectrometer on the space station? Are attempts to bring species back from extinction a waste of money? And ancient mummies show that heart disease isn't just a modern condition are among the highlights for this week's Science Hour.

Dark Matter - Dark matter is a mysterious component of the Universe, which accounts for most of the mass in the Universe. Now an experiment has made observations that could prove to be the first signs of dark matter.

Extinct animals - Should animals be bought back from extinction?

Berlin’s Female Hackathon - There is still a division of the sexes when it comes to jobs in technology. Abby D'Arcy reports from Berlin on a weekend of coding that is for women only.

Mummies' arteries - Four years ago heart specialists looked at ancient mummies when they saw that one pharaoh had hardening of the arteries known as atherosclerosis. They scanned the mummies to study whether this disease was present in ancient Egyptians. They found that many mummies did have the signs of disease. So was an unhealthy lifestyle causing their problems or was atherosclerosis a more democratic disease?

James Hansen retires - Professor James E. Hansen, the US's most outspoken scientist on global warming, is stepping down from his job as head of the NASA's Goddard Institute of Space Studies to engage full time in activism on the issue.

Spacecraft takes shorter route to space station - Jon Amos discusses whether astronauts prefer to travel faster, in less comfort or arrive rested and relaxed after a long flight.

Enticing the best researchers to the UK - Strict visa rules for visiting scientists hoping to work in the UK could be hampering the chances of attracting the best researchers in the world. Alok Jah investigates.

Do fasting diets work? - Recent fads for fasting two days a week, then eating a normal healthy diet as a way to lose weight are now being questioned.

50 minutes

Chapters

  • Dark Matter

    Has the mysterious component of the Universe been detected?

    Duration: 03:00

  • Extinct animals

    Why extinct animals may be someday roam the earth once again

    Duration: 05:35

  • Berlin’s Female Hackathon

    Abby D’Arcy reports on the geekettes in Berlin hacking for fun, without the need for men

    Duration: 04:27

  • Ancient Atherosclerosis

    Mummy study reveals hardening of the arteries may have been a global problem for 4000 yrs

    Duration: 06:23

  • James Hansen retires

    Controversial climate change scientists Professor James Hansen retires from NASA

    Duration: 02:24

  • Spacecraft takes shorter route to space station

    Are faster, less comfortable space flights better than longer more comfortable trips?

    Duration: 03:06

  • Enticing the best researchers to the UK

    Strict visa rules for visiting scientists hoping to work in the UK

    Duration: 16:53

  • Do fasting diets work?

    Do diets that that require you to fast for days a week work?

    Duration: 05:45

Broadcast

  • Sun 7 Apr 2013 14:05GMT

Podcast