R Askscience - 48 Hours
- Do we ever send spacecraft on a route perpendicular to the ecliptic plane? - 12 hours
- How long will sunscreen continue to work if you don't spend a lot of time in the sun? - 12 hours
- What would you traditionally offer a anger raijin (Japanese mythology question by i guess anthropology works?) - 12 hours
- What would it be like inside the bullet cluster? - 21 hours
- How are hard disk drives' read/write heads assembled in a factory? - 22 hours
- Would a rocket produce more thrust in the atmosphere than in space? - 22 hours
- AskScience AMA Series: My name is Adi Radian, I research how pollutants interact with our environment and how to remove them safely - ask me anything - 47 hours