Our picks for the week of Oct. 3-9:
• As if neurotic people didn't have enough to worry about: One study has found that they can each cost society $22,000 a year.
• Sinkholes are pretty cool to see ... from a distance, of course. Check out these 12 amazing holes in the ground.
• Green acres is the place to be. But can you afford the food? We examine whether organic food is worth the cost.
Plus: Don't miss the week in photos, including the sneaky tiger cub in the photo above.