- Is loud sex a billion dollar problem?
- A town in Brazil creates their own currency to boost local economy.
- Yawning might not mean you’re bored, but that your brain needs cooling.
- Bonus for your employees: gifts are more effective than money.
- Video gamers beat scientist at enzyme structuring; could lead to new AIDS drug.
- Pricing the atmosphere: worth 100 times the global economy. Breathing should cost £65 per year per person.