An epidemic, the disease chytrid, is spreading among the world'a amphibian population, decimating whole species. Now, scientists are building arks in an effort to save species before the disease can wipe them out.
In Panama, scientists are racing to find and save frogs before they succumb to a virulent fungus that's been killing amphibians around the world. Sabri Ben-Achour reports on the effort to get frogs into what they're calling 'amphibian arks.'
The Economist magazine released its list of the world's most expensive cities this week. Cracking the top 10 were two Australian cities: Sydney and Melbourne. It's not just expensive to live there; it's expensive for tourists to visit.
The World's Alex Gallafent reports on two bosses, one lauded, the other pilloried. Australian businessman Ken Grenda has awarded his employees generous bonuses. The other, Fred Goodwin, has been stripped of his knighthood.
Though Aboriginal communities have felt marginalized for centuries in Australia, their activism doesn't typically grow as heated as it did in Canberra Thursday. Marco Werman profiles Blue King Brown, indigenous activists in who are a best-selling band.
For the wealthiest global citizens, the investment of choice is increasingly becoming real estate in the most desirable areas of the world's largest cities. In London, for example, home prices are skyrocketing, and it's pushing many of the middle class to a point where home ownership is unthinkable.