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Deadly pneumonic plague in Madagascar, importance of carnivores, time travelling clues on the internet.

Deadly pneumonic plague in Madagascar, surprising importance of carnivores to humans, looking for time travelling clues on the internet.

At least 40 people have died from recent plague outbreaks in Madagascar - including 30 in just one week - in early September. Most cases are thought to have been pneumonic or pulmonary plague, which is much more serious than bubonic plague because it spreads rapidly from person to person and can kill within two or three days. Latest reports suggest that the epidemic is now under control, but there are fears that future outbreaks will occur.

What happens to the entire ecosystem when you take out the top carnivorous predators? A new review of current research shows that many of the world鈥檚 largest carnivore species are threatened and in decline. Furthermore, removing them from their natural ecosystems can have wide-ranging and unexpected effects, including on humans.

Gamification has become synonymous with employing video-type games to make your life more enjoyable and like a game. Orin Gordon reports on how some gamers are determined to make their lives more of a challenge by gamifying them. With wearable technologies increasingly being used, the screen and the console are no longer essential when playing such games. But big business is also looking to cash in on the trend, employing the techniques of gamification to lure in and retain potential consumers.

大象传媒 Science鈥檚 Andrew Luck-Baker tells the story of the how the Australasian Antarctic Expedition became stuck in the ice and the eventual rescue of the tourists and scientists to another ship via a Chinese helicopter.

Picture credit: Roof Rat (Rattus Rattus), a reservoir host of bubonic plague

50 minutes

Last on

Sun 12 Jan 2014 14:06GMT

Chapters

  • Deadly plague in Madagascar

    What has caused these recent outbreaks?

    Duration: 08:11

  • Importance of carnivores

    The importance of carnivores on whole ecosystems

    Duration: 03:45

  • Time travelling clues on the internet

    If time travellers did exist how would you track them down?

    Duration: 04:20

  • Gamification of life

    Orin Gordon reports on big business cashing in on the trend of blending games with life

    Duration: 06:39

  • Milgram鈥檚 obedience experiments

    The truth behind this controversial research

    Duration: 10:27

  • Antarctic rescue from the ice

    Possible reasons for the ill-fated Antarctic Expedition getting stuck in the ice

    Duration: 15:07

  • Global smoking numbers

    Why smoking rates are falling in developed countries but increasing ithe developing world

    Duration: 01:48

Broadcast

  • Sun 12 Jan 2014 14:06GMT

Podcast