- How hard is to keep the moon from crashing into Earth?

Discover Questions

Tell me an antidepressant pill that actually works. Or a list of pills giving relative benefit.? Why does sqrt(4)-sqrt(16) not equal two? If sqrt(4) equals +-2 and sqrt(16) equals +-4, then could you not say -2+4 = 2? What would happen if your blood was magnetic or even a super conductor? How did dinosaurs become birds? How to participate in Saturday Market?