Featured Episode

Saturday October 31, 2015
Listen to Full Episode 57:00 Listen 13:30
The Cod Came Back

The Newfoundland Cod fishery was closed in 1992 when overfishing destroyed the stock. Now, more than two decades later, there are strong signs of recovery. More Oct 30, 3:35 PM ET

more stories from this episode
- Weight-lifting is Good For the Aging Brain
  
  Two sessions of weight lifting a week for seniors improves cogintive function and slows the development of age-related brain lesions. More Nov 03, 4:09 PM ET
  Listen 8:41
- Wildlife Thrive Around Chernobyl - Without Humans
  
  Population of many wild animals, including large mammals, around the Chernobyl exclusion zone are higher than before the disaster, indicating that human impacts on population was more harmful than radiation. More Oct 30, 3:38 PM ET
  Listen 8:40
- The Nutrient Cycle Is 'Pooped'
  
  Whale poop is an important nutrient source in Marine ecosystems, and new research shows that the 20th century decline in whales due to hunting impoverished the oceans. More Oct 30, 3:42 PM ET
  Listen 8:37
- Duck Shaped Comet is Two-in-One
  
  Scientists were surprised when the Rosetta Spacecraft revealed that the comet it was sent to was so strangely shaped, but now they think it's because it's two comets in one. More Oct 30, 3:43 PM ET
  Listen 8:19
- A Tractor Beam Made of Sound
  
  A clever "acoustic hologram" can act as a tractor beam, lifting and manipulating small objects in three dimensions. More Oct 30, 3:44 PM ET
  Listen 9:09
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